The horizontal and vertical translations applied to ΔABC:
A horizontal translation of 4 units right and a vertical translation of 7 units down has been applied to ΔABC.
What is matrix ?It is possible to represent linear transformations and solve systems of linear equations using matrices, which are collections of numbers arranged into a predetermined number of rows and columns. A matrix is a rectangular array of letters, numbers, or expressions in mathematics that are arranged in rows and columns. As well as in the sciences like physics, engineering, and economics, matrices are frequently used in computer graphics, image processing, and data analysis. Data manipulation and analysis can be done using well-defined matrix operations like addition, subtraction, multiplication, and inversion.
Given that,
[tex]\left[\begin{array}{ccc}1&1&4\\4&1&1\\\end{array}\right] + \left[\begin{array}{ccc}-7\\4\end{array}\right] * \left[\begin{array}{ccc}1&1&1\\\\\end{array}\right][/tex] = ?
After using matrix operation it can be further solved as,
[tex]\left[\begin{array}{ccc}5&5&8\\-3&-6&-6\\\end{array}\right][/tex]
Hence, A horizontal translation of 4 units right and a vertical translation of 7 units down has been applied to ΔABC.
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Alonzo is going to watch a movie in his collection. He has 3 action movies, 11 comedies, and 9 dramas.
He will randomly select one movie. What is the probability that the movie he selects is not a comedy?
Write your answer as a fraction.
The probability that he does not select a comedy is 12/23
What is the probability that the movie he selects is not a comedy?If we assume that all the movies have the same probability of being randomly selected, then the probability of selecting a movie that is not a comedy is equal to the quotient between the number of movies that aren't comedies and the total number of movies.
There are:
3 action ones.
11 comiedies.
9 dramas
For a total of 23 movies, and 12 of them are not comedies, then:
P = 12/23
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what is the solution to 4+5ex+2=11?
The solution to the equation is (a) x = ln(7/5) - 2
How to determine the solution to the equationFrom the question, we have the following parameters that can be used in our computation:
4 + 5e^(x + 2) = 11
Evaluate the like terms in the equation
So, we have the following representation
5e^(x + 2) = 7
Divide through the equation by 5
This gives
e^(x + 2) = 7/5
Take the natural logarithm of both sides
x + 2 = ln(7/5)
So, we have
x = ln(7/5) - 2
Hence, the solution is x = ln(7/5) - 2
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2x-y=9,4x+y=21
answer this equation for a bloody cookie mate
Answer:
x=5, y=1
Step-by-step explanation:
2x-y=9
2(5)=10
10-1=9
4x+y=21
4(5)=20
20+1=21
Hope this helps! Please give brainliest!
Meredith's new Pomeranian puppy is 7 inches tall and 9 inches long. She wants to make a drawing of her new Pomeranian to put in her locker. If the sheet of paper she is using is 3 inches long by 5 inches, find an appropriate scale factor for Meredith to use in her drawing. (please answer I need help)
Answer:
2.3333 inches
Step-by-step explanation:
To find the appropriate scale factor, we need to determine how many times smaller the piece of paper is compared to the dog. We can start by finding the ratio of the length of the paper to the length of the dog:
3 inches / 9 inches = 1/3
Similarly, the ratio of the width of the paper to the height of the dog is:
5 inches / 7 inches = 5/7
So, the smaller of these two ratios, 1/3, is the appropriate scale factor for Meredith to use in her drawing. This means that the length of the dog in the drawing will be 9 inches * 1/3 = 3 inches, and the height will be 7 inches * 1/3 = 2.3333 inches.
a student has scores of 77, 77.25, and 81.25 on his first three tests. he needs an average of at least 80 to earn a grade of b. what is the minimum score that the student needs on the fourth test to ensure a b?
The student needs a minimum score of 84.5 on the fourth test to ensure a grade of B.
To find the minimum score the student needs on the fourth test, we can use the formula for the average of four numbers:
Average = (sum of the numbers) / 4
We know that the student needs an average of at least 80 to earn a grade of B, and we also have the scores for the first three tests: 77, 77.25, and 81.25. So, we can set up the equation:
80 = (77 + 77.25 + 81.25 + x) / 4
where x is the score the student needs on the fourth test. Solving for x:
80 = (235.5 + x) / 4
320 = 235.5 + x
x = 320 - 235.5
x = 84.5
So, the student needs a minimum score of 84.5 on the fourth test to ensure a grade of B.
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Two communications companies offer calling plans. With Company X, it costs 25¢ to connect and then 4¢ for each minute.
With Company Y, it costs 15¢ to connect and then 3¢ for each minute. Write and simplify an expression that represents how
much more Company X charges, in cents, for n minutes.
Which of these expressions represents how much more Company X charges than Company Y?
OA. (25+3n)-(15+4n)
B. 25n-4-15n-3
OC. (25n-3)-(15n-4)
Answer: A
Step-by-step explanation:
: 4x+25, 3x+15. x=10
Fill in the table using this function rule.
y=2x-4
3
5
7
9
y
Answer:12
16
20
44 these are the answers
Step-by-step explanation:
In △ABC, m∠A = x, m∠B = 2x + 2, and m∠C = 3x +4. What is the value of x?
1) 29
2) 31
3) 59
4) 61
Answer: 1) 29 (look at the image for the solution)
Step-by-step explanation:
29 Transformations of linear functions C8G
Find g(x), where g(x) is the translation 1 unit right of f(x) = 7x + 4.
Write your answer in the form mx + b, where m and b are integers.
g(x) =
Submit
Step-by-step explanation:
please review the attachment
how many three-digit numbers satisfy the property that the middle digit is the absolute value of half the difference of the first and the last digits?
A total of [tex]10 + 4 + 4 = \boxed{18}[/tex] three-digit numbers that satisfy the given property.
Let the three-digit number be written as abc, where a, b, and c are the hundreds, tens, and ones digits, respectively. We want b to be the absolute value of half the difference between a and c. In other words, we want b = [tex]\left|\frac{a-c}{2}\right|.[/tex]
Since a, b, and c are digits, we know that [tex]0 \leq a, b, c \leq 9.[/tex] Since b is the absolute value of a number, we know that b is non-negative.
Case 1: [tex]a \geq c[/tex]
If [tex]a \geq c[/tex], then[tex]b = \frac{a-c}{2}[/tex]. Since b must be non-negative, we have two
subcases to consider:
Subcase 1: a=c
In this subcase, b=0, which means that the number abc is of the form a00, where [tex]0 \leq a \leq 9[/tex]. There are 10 such numbers.
Subcase 2: a>c
In this subcase, [tex]b = \frac{a-c}{2}[/tex] is a positive integer. Since a and c must have the same parity (i.e., they are either both even or both odd), we have two
sub-subcases to consider:
Sub-subcase 1: a and c are both even
In this sub-subcase, a and c are both integers between 0 and 8 inclusive (since they are even and cannot be equal to 0 or 9). There are 4 such pairs of values for a and c: (2,0), (4,2), (6,4), and (8,6). For each pair, the value of b is uniquely determined, so there are 4 corresponding numbers abc.
Sub-subcase 2: a and c are both odd
In this sub-subcase, a and c are both integers between 1 and 9 inclusive (since they are odd and cannot be equal to 0 or 8). There are 4 such pairs of values for a and c: (9,7), (7,5) , (5,3), and (3,1). For each pair, the value of b is uniquely determined, so there are 4 corresponding numbers abc.
Case 2: a < c
If a < c, then[tex]b = \frac{c-a}{2}[/tex]. Since b must be non-negative, we have only one
subcase to consider:
Subcase: c- a is even
In this subcase, c-a is an even integer between 2 and 8 inclusive (since it cannot be equal to 0 or 9). There are 4 such even integers: 2, 4, 6, and 8. For each even integer, the values of a and c that satisfy c-a are uniquely determined, and the value of b is then uniquely determined. So there are 4 corresponding numbers abc.
Putting everything together, we have a total of [tex]10 + 4 + 4 = \boxed{18}[/tex] three-digit numbers that satisfy the given property.
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I will mark BRAINLIEST. Can someone please answer these two questions for me please.
The height of the plane is 1023 meters and the height of the tree is 307 feet.
What are the solutions to the trigonometric questions?Given the data in question 9, this forms a right-triangle.
Angle θ = 12°Opposite to angle θ = xAdjacent to angle θ = 4812mValue of height x = ?To determine the height of the plane x, we use trigonometric ratio
Tangent = Opposite / Adjacent
tan( 12 ) = x / 4812m
x = tan( 12 ) × 4812m
x = 1023m
Therefore, the height of the plane is 1023 meters.
Option A) 1023 meters is the correct answer.
Given the data in question (10)
Angle θ = 62°Adjacent to angle θ = 160ftOpposite to angle θ = xHeight of tool = 6ftSolve for x using trigonometric ratio,
Tangent = Opposite / Adjacent
tan( 62 ) = x / 160ft
x = tan( 62 ) × 160ft
x = 301ft
Now, height of the tree will be;
Height = x + height of tool
Height = 301ft + 6ft
Height = 307 ft
Therefore, the height of the tree is 307 feet.
Option D) 307 feet is the correct answer.
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Write the number for three million twenty thousand
Answer: 3,020,000
Step-by-step explanation:
three million twenty thousand
Answer: 3,020,000
Step-by-step explanation: 3,000,000 + 20,000 = 3020000
10. Best Buy is having a 15% off sale on brands of computer regularly priced at $2250 How much does Jerome save on the computer the sales tax is 7. 5% what is the amount of on the computer How much is the total cost for the computer What would be the total price for the computer on sale
The total cost of the computer is $2418.75.
The total cost of the computer in sale $2,056.
The computer is regularly priced at $2250.
With the 15% discount, Jerome would save = $2250 × 15%
With the 15% discount, Jerome would save = $2250 × 15/100
With the 15% discount, Jerome would save = $337.50 on the computer
The sales tax is 7.5%.
So the tax on the computer would be = $2250 × 7.5%
The tax on the computer would bee = $2250 × 7.5/100
The tax on the computer would be = $168.75
The total cost for the computer on sale would be = $2250 - $337.50
The total cost for the computer on sale would be = $1,912.5
If the tax is 7.5% .
So he has to pay = $1,912.5 + $1,912.5 × 7.5% = $2,056
Therefore, the total price for the computer on sale would be $2,056,
The price of the computer not on sale = $2250 + $168.75 = $2418.75.
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Rectangle ABCD is graphed in the
coordinate plane. The following are the
vertices of the rectangle: A(5,5), B(7,5),
C(7, -1), and D(5, -1).
Given these coordinates, what is the length
of side BC of this rectangle?
Answer:
Rectangle ABCD is graphed in the
coordinate plane. The following are the
vertices of the rectangle: A(5,5), B(7,5),
C(7, -1), and D(5, -1).
Given these coordinates, what is the length
of side BC of this rectangle?
Step-by-step explanation:
Five packets of marshmallows cost £4. 80. How much will eight packets cost?
Five packets of marshmallows cost £4. 80. Then, eight packets of marshmallows cost £7.68.
The problem states that five packets of marshmallows cost £4.80. We need to find out how much eight packets of marshmallows will cost.
To solve the problem, we can use the concept of proportionality. If we assume that the cost of marshmallows is directly proportional to the number of packets, then we can set up a proportion between the cost of five packets and the cost of eight packets.
The proportion can be written as follows:
5 packets / £4.80 = 8 packets / x
where x is the cost of eight packets.
To solve for x, we can cross-multiply the proportion and simplify:
5 packets x = £4.80 x 8 packets
5x = £38.40
x = £38.40 / 5
x = £7.68
Therefore, eight packets of marshmallows will cost £7.68.
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6x +16 += 2x+28
How do you do this??
From the given question above we can conclude that when 6x +16 += 2x+28 , then the value of x is 3.
What is Linear Equation?
A linear equation is a mathematical expression in which the highest power of the variable is 1. It can be written in the form of:
y = mx + b
where y and x are variables, m is the slope of the line, and b is the y-intercept of the line. This form is called the slope-intercept form of a linear equation.
To solve the equation 6x + 16 = 2x + 28:
Simplify both sides of the equation by combining like terms:
6x + 16 = 2x + 28
Subtract 2x from both sides:
4x + 16 = 28
Subtract 16 from both sides:
4x = 12
Solve for x by dividing both sides by 4:
4x = 12
x = 3
Therefore, the solution to the equation 6x + 16 = 2x + 28 is x = 3.
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3. Find the coordinates of the center and the measure of the radius for a circle whose equation is
x²+(y-5)² = 9
Answer:
Radius is 3 units
Center is (0,5)
Step-by-step explanation:
Compared to the standard form of the equation of a circle, [tex](x-h)^2+(y-k)^2=r^2[/tex], we have a center of [tex](h,k)\rightarrow(0,5)[/tex], and a radius of [tex]r=3[/tex].
This season, the probability that the Yankees will win a game is 0. 61 and the probability that the Yankees will score 5 or more runs in a game is 0. 48. The probability that the Yankees lose and score fewer than 5 runs is 0. 32. What is the probability that the Yankees would score fewer than 5 runs when they lose the game? Round your answer to the nearest thousandth
Answer:
0.238
Step-by-step explanation:
60°
V
U
S
A
120°
T
?
Solve for X
The measure of x in the figure is 180 degrees
How to determine the measure of xFrom the question, we have the following parameters that can be used in our computation:
The circle and the intersecting chords
The value of x represented by ? is then calculated as
120 = 1/2(x + 60)
Cross multiply the equation
This gives
x + 60 = 240
Subtract 60 from both sides
x = 180
Hence, the measure of x is 180 degrees
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if written backwards, the number, one thousand, one hundred twenty-five, would be written five thousand, two hundred eleven.
True False
The statement "if written backwards, the number, one thousand, one hundred twenty-five, would be written five thousand, two hundred eleven " is true
The given statement is
If written backwards, the number, one thousand, one hundred twenty-five, would be written five thousand, two hundred eleven
We have to check the given statement is true or false
The given number is
One thousand one hundred and twenty five
Write the number in numeric terms
One thousand one hundred and twenty five = 1125
Write the number in backwards
= 5211
Then the number will be
Five thousand two hundred and eleven
Therefore, the given statement is true
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the workers in a company are in the ratio femalee:male 1:45
the company has 150 female workers
how many many worker are there altogether
PLSSS NOW 100 points.
Answer: 825 workers altogether
Step-by-step explanation:
well, if the ratio is 4.5 men to every woman, we just have to multiply 150 by 4.5, which means there will be 675 male workers and 150 female workers.
What is the area of this sign?
The area of the composite figure is 294 cm square.
How to find the area of a composite figure?The figure above is a composite figure. The figure is formed by combining two trapeziums.
Therefore, the area of the figure is the sum of the whole area of the shape.
Hence,
area of the composite figure = area of the trapezium1 + area of the trapezium2.
area of the trapezium1 = 1 / 2 (a + b)h
hence,
area of the trapezium1 = 1 / 2 (12 + 25)6
area of the trapezium1 = 1 / 2 (37)6
area of the trapezium1 = 111 cm²
area of the trapezium2 = 1 / 2 (24 + 37)6
area of the trapezium2 = 3 × 61
area of the trapezium2 = 183 cm²
Therefore,
area of the composite figure = 111 + 183
area of the composite figure = 294 cm²
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Sam depositied 500$ in a new bank account correct answer
Answer:
Bank a/c Dr
To cash a/c
(Being deposited cash into bank)
Line p passes through points (-2, 5) and (3, 8). Line q passes through the points (-1, 4) and (4, 7). Which statements are true?
The equation of line p is y = (3/4)x + 13/2.
The equation of line q is y = (3/5)x + 23/5.
What is an equation of a line?The equation of a line is given by:
y = mx + c
where m is the slope of the line and c is the y-intercept.
Example:
The slope of the line y = 2x + 3 is 2.
The slope of a line that passes through (1, 2) and (2, 3) is 1.
We have,
Line p passes through points (-2, 5) and (3, 8).
This means,
Slope = (8 - 5) / (3 + 2) = 3/4
m = 3/4
And,
Consider (-2, 5) = (x, y)
5 = (3/4) x -2 + c
5 = -3/2 + c
c = 5 + 3/2
c = 13/2
So,
y = (3/4)x + 13/2
Line q passes through the points (-1, 4) and (4, 7).
Slope = (7 - 4) / (4 + 1) = 3/5
m = 3/5
And,
Consider (-1, 4) = (x, y)
4 = (3/5) x (-1) + c
4 = -3/5 + c
c = 4 + 3/5
c = 23/5
So,
y = (3/5)x + 23/5
Thus,
The equation of line p is y = (3/4)x + 13/2.
The equation of line q is y = (3/5)x + 23/5.
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The complete question:
Find the equation of the Line p passes that passes through points (-2, 5) and (3, 8) and Line q that passes through points (-1, 4) and (4, 7).
Write 15+45 as a product of 2 factors using GCF and the distributive property
We can write (15 + 45) as a product of 2 factors using GCF and the distributive property 15(1 + 3).
We are given the following expression-
15 + 45
Now, we can factorize 15 into prime factors as follows -
= 3 × 5 (15 × 1)
Similarly, we can factorize 45 into prime factors as follows -
= 3 × 3 × 5 (15 × 3)
Thus, the greatest common factor of 15 and 45 is 15, so we can
= 15 × 1 = 15 and 15 × 3 is 45
Hence, we can write (15 + 45) as 15(1 + 3).
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The point N lies on the segment MP.
Find the coordinates of N so that MN is of MP.
2/5
The coordinates of N are (-38.4, -18.4)
How to determine the coordinatesFrom the question, we have the following parameters that can be used in our computation:
M = (-26, -14)
P = (6, -2).
m : n = 2 : 3 i.e. 2/5
The coordinate is then calculated as
N = 1/(m + n) * (mx2 + nx1, my2 + ny1)
substitute the known values in the above equation, so, we have the following representation
N = 2/5 * (2 * 6 + 3 * -36, 2 * -2 + 3 * -14)
Evaluate
N = (-38.4, -18.4)
Hence, the coordinate is (-38.4, -18.4)
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Complete question
The point N lies on the segment MP.
Find the coordinates of N so that MN is of MP. 2/5
M- (-26, 14) P- (6,-2)
N(?,?)
What is the measure of ∠w? and What is the measure of ∠y?
Answer:
angle w = 50; angle y = 130
Step-by-step explanation:
because of supp. angles, y + w = 180
12x-2+4x+6=180
16x+4=180
16x=176
x=11
to calculate, sub 11 in
w = 4(11) + 6 = 50
y = 12(11) - 2 = 130
Mr. Schwartz builds toy cars. He begins the week with a supply of 85 wheels, and uses 4 wheels for each car he builds. Mr. Schwartz plans to order more wheels once he has fewer than 40 wheels left.
The inequality that can be used to find the number of cars, x, Mr. Schwartz builds before he places an order for more wheels is
Answer:
solution: Mr. Schwartz will need to order more wheels after building 12 cars.
explanation:
Mr. Schwartz begins with total number of wheels = 85
he has to order more wheels once he left with less than 40 wheels
so min. no. of wheels he can use before ordering more wheels = 85-40 = 45
Mr. Schwartz uses 4 wheels to build 1 car
Mr. Schwartz uses 45 wheels to build 45÷4 = 11.25 cars
then, if he builds 12 cars then he needs 12×4 = 48 wheels
total supply of wheels he begins with = 85
wheels he used to build 12 cars = 48
so total number of wheels remaining are = 85-48 = 37
since 37 is less than 40 so after building 12 cars Mr. Schwartz need to order more wheels.
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A large milling machine shaves 2-in. from a plate that is 1 in. thick. What is the thickness of the plate after one pass? What is the thickness of the plate after three passes?
The thickness of the plate after one pass is 1 21/ 32 and after three pass is 1 7/32 in.
How to convert mixed fractions?A mixed fraction is one that is represented by both its quotient and remainder. A mixed fraction is, for instance, 2 1/3, where 2 is the quotient and 1 is the remainder. An amalgam of a whole number and a legal fraction is a mixed fraction.
An inappropriate fraction is created by adding the numerator to a mixed fraction after multiplying the denominator of the proper fraction by the whole number it is related to.
How change a fraction into a mixed fraction?
By denominator, divide the numerator.
Take the quotient as a whole number and use the remaining amount as the proper fraction's numerator while maintaining the original denominator.
Given that the thickness of the plate is 1 7/8 in.
Convert the mixed fraction into improper fraction:
1 7/8 = 15/8
The machine shaves of 7/32 in, thus after one pass we have:
15/8 - 7/32
Take the LCM:
60/32 - 7/32 = 53/32
Covert the fraction into mixed fraction:
53/32 = 1 21/ 32 in
After three passes through the machine the thickness of the plate is:
15/8 - 3(7/32)
60/32 - 21/32 = 39/32
Covert into mixed fraction:
39/32 = 1 7/32 in
Hence, the thickness of the plate after one pass is 1 21/ 32 and after three pass is 1 7/32 in.
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The correct question is:
Sam bought six pens for an unknown price plus a backpack. If he spent a total of $28.50, write an equation to find the cost of each pen.
Answer: $4.75 for each pen
Step-by-step explanation:
$28.50/6= 4.75$