PLEASE HELP WITH THIS ONE QUESTION

PLEASE HELP WITH THIS ONE QUESTION

Answers

Answer 1

Answer:

2nd, 3rd and 4th answers are true

Step-by-step explanation:

[tex]1)false \\ \\ 2)16 {x}^{2} - 64 {y}^{2} \\ {4}^{2} {x}^{2} - {8}^{2} {y}^{2} \\ (4x - 8y)(4x + 8y) = > true \\ \\ 3) {x}^{2} - 169 \\ {x}^{2} - {13}^{2} \\ (x + 13)(x - 13) = > true \\ \\ 4) {9x}^{2} - 1 \\ {3}^{2} {x}^{2} - {1}^{2} \\ (3x - 1)(3x + 1) = > true \\ \\ 5)false[/tex]


Related Questions

The price h of a recently bought house plus 10% property tax

Answers

9514 1404 393

Answer:

  1.1h

Step-by-step explanation:

The property tax is 10% of h, or 0.1h. Then the total of the price and the tax is ...

  h + 0.1h = 1.1h

A population of hoofed mammals lived on the west Texas prairie. In one large herd of 800 animals: 100 bison, 400 antelope, 200 deer, and 100 are wild cattle. What are the percentages of each species in the population

Answers

Answer:

13%

Step-by-step explanation:

Oh pls help I have a test tomorrow

Answers

Answer:

you would write it as -3.25 as a whole number

3. From noon to midnight, how many times do the hands of a clock form a
straight line

Answers

Step-by-step explanation:

The hands of a clock point in opposite directions ( in the same straight line) 11 times in every 12 hours.

For this item, any non-integer answer should be entered as a decimal, rounded to the hundredths place.


Triangle ABC has coordinates A(-4,1), B(0,-2),and C(4,1).

The perimeter of ∆ABC is ___ units.

Answers

9514 1404 393

Answer:

  18 units

Step-by-step explanation:

The distance formula is used to find the distance between two points:

  d = √((x2 -x1)² +(y2 -y1)²)

For AB, the distance is ...

  d = √((0 -(-4))² +(-2 -1)²) = √(16 +9) = √25 = 5

The distances between the other pairs of points can be found the same way. We have elected to let a spreadsheet do the math. It tells us the perimeter of triangle ABC is 18 units.

Answer: 18 units

Step-by-step explanation:

Need help with # 3 and 6!

Answers

Answer: 3 is x=50

Need more info for 6

Step-by-step explanation:

3) 3x+10=4x-40

50=x

6) 5 is 90 degrees, 3+1=90 degrees, and 4+2=90 degrees.

It is not clear what we are supposed to be solving, so I think there is some needed information cropped out of the photo. Hopefully my explanation of what equals what helps you solve it!

Evaluate the expression x + (-5) +5 when x=-3
4x12

Answers

Answer:

2045

Step-by-step explanation:

-34×12(-5)+5

-405(-5)+5

2040+5

2045 is the answer

which expressions have a difference of 5

a. 2-3
b. 14+ (-9)
c. -5-(-10)
d. 6- (-1)

Answers

Answer:

b and c

step by step explanation:

14+(-9)

14-9=5

c) -5-(-10)

-5+10=5

Step-by-step explanation:

Let's check them,

2-3-1

14+(-9)14-95

-5-(-10)-5+105

6-(-1)6+17

Hence, the expression -5-(-10) and 14+(-9) have a difference of 5 .

Give the slope and the y-intercept of the line y=9x+7 . Make sure the y-intercept is written as a coordinate.

Answers

Answer:

The slope is 9

The y intercept is (0,7)

Step-by-step explanation:

y=9x+7

The equation is written in slope intercept form

y = mx+b  where m is the slope and b is the y intercept

The slope is 9

The y intercept is (0,7)

Please help I need this immediately

Answers

Answer:

The choose B. x = 7 , x = – 15

(x+4)-5=6

x +4-5=6 —> x=6-4+5 —> x= 7

– (x+4)-5=6 —> -x -4-5=6—> x = -4 -5 -6 —> x = – 15

I hope I helped you^_^

Please help!
f(x)=x^2 what is g(x)

Answers

A.

Observe that point [tex](3,3)[/tex] can only be obtained via function A: [tex]\frac{1}{3}3^2=3[/tex].

In all other cases it fails,

[tex]\frac{1}{9}3^2\neq3[/tex]

[tex]3\cdot3^2\neq3[/tex]

[tex](\frac{1}{3}\cdot3)^2\neq3[/tex]

Hope this helps :)

What is the equation of the line

Answers

Answer:

y=-6/7x-3

Step-by-step explanation:

On a graph, I plotted (7,-9) and the used the slope given but it was very off. On the slope -6/7x one of the plots is (7,-6). From the two lines, just go down 3 times and you would reach your plot again. What I mean is, do -6- 3=-9 so the answer is '- 6/7x-3. I used demos graphing calculator & calculator to make sure that my answer was 100% correct. You can use it too if you don't wan to use graph paper.

Hope this helps and comment or send a private message if you need help.

14.25-5.14 find the sum or the difference

Answers

Answer:

14.25 - 5.14 = 9.11

hope it helps you

I need these answers ​

Answers

Answer:

You are correct with all of your answers so far,...

Step-by-step explanation:

5) = 0 (-17 + 20 = 3,... 3 + -3 = 0)

6) = -34 (-34 + 25 = -9,... -9 + -25 = -34)

9) = -4 (7 + -11 = -4)

Chow,...!

Answer:

for question 5 the answer is 0.

for question 6 the answer is -34.

for question 9 the answer is -4.

Step-by-step explanation:

question 5: -17+20 can also be written as 20-17 which is equal to 3. Next, we have to add 3 with -3. 3+(-3) is the same as 3-3 which equals 0.

question 6: 25-25 = 0, and the remainder is -34.

question 9: 7-11 can also be written as -11+7, which is equal to -4.

Express (16^3)^1/2
in simplest radical form.

Answers

Answer:

I assume you mean 16^(1/3) i.e. the cube root of 16

I am also assuming you mean the real cube root because, as you may know, every non-zero real number has three cube root - one real and two complex conjugates.

Since 16 = 8 x 2 and 8 = 2³ then (2³ x 2)^1/3 = (2³)^1/3 x 2^1/3 = 2 x 2^1/3

You might check that the cube root of 16 is about 2.52 which is twice the cube root of 2

Step-by-step explanation:

Which two integers is 91 squared by 3 between

Answers

Answer:

9 and 10

Step-by-step explanation:

A group of friends is playing a game with the spinner shown. They win or lose money according to the segment the spinner lands on. How much money can a player expect to win or lose, on average, during 1 spin

Answers

The 8 sectors appear to be equal in size, so equally likely.
The total of the winnings = 2 + 3 + -5 + -2 + 10 + 3 + -5 + -2 = 4
Expected winnings on average = 4 / 8 = $0.50.

the larger lf ferret food is on sale at the super pet mart 89. Ferroza made the following table. Explain to ferroza why the cost of food at super pet mart is not a proportional relationship

Answers

Proportional relationships are relationships that can be represented using a uniform or constant rate. The cost of food is not a proportional relationship because it does not use a uniform rate.

The missing table is as follows:

[tex]\begin{array}{cc}Bag&Cost\\0&0\\5&17.5&30&89\end{array}[/tex]

Let:

[tex]x \to[/tex] Bag

[tex]y \to[/tex] Cost

First, we calculate the slope (m) of the table using:

[tex](x_1,y_1) = (0,0)[/tex]

[tex](x_2,y_2) = (5,17.5)[/tex]

The slope (m) is as follows:

[tex]m=\frac{y_2 - y_1}{x_2 - x_1}[/tex]

[tex]m=\frac{17.5 - 0}{5-0}[/tex]

[tex]m=\frac{17.5}{5}[/tex]

[tex]m=3.5[/tex]

Also, calculate the slope (m) using the following points

[tex](x_1,y_1) = (0,0)[/tex]

[tex](x_2,y_2) = (30,89)[/tex]

The slope (m) is as follows:

[tex]m=\frac{y_2 - y_1}{x_2 - x_1}[/tex]

[tex]m = \frac{89 - 0}{30 - 0}[/tex]

[tex]m = \frac{89}{30}[/tex]

[tex]m = 2.97[/tex]

The calculated slopes are not the same. i.e.

[tex]3.5 \ne 2.97[/tex]

Hence, the cost of food is not a proportional relationship because it does not use a uniform rate.

Read more about proportional relationships at:

https://brainly.com/question/21552002

7m-4-9m-35=0

Solving linear equation

please help me

Answers

Step-by-step explanation:

-2m-39=0

-2m=0+39

-m= 39/2

m= -19.5

Answer:

[tex]7m - 4 - 9m - 35 = 0 \\ 7m - 9m = 35 + 4 \\ - 2m = 39 \\ 2m = - 39 \\ m = \frac{( - 39)}{2} \\ \boxed{m = - 19.5}[/tex]

m = -19.5 is the right answer.

Please help with hw

Answers

subtract the lowest value from the highest

HELPPPPPPPPPPPPPPPP!!!!!!!!!!

Answers

Answer:

. 143

Step-by-step explanation:

Because 8 is greater than 5 so we can say that when we round .1428 to nearest thousandth it will be closer to .143

answer?? multiplying monomials

Answers

Answer:

-9y^8

Step-by-step explanation:

-3y^4 * 3y^4

Multiply the coefficients

-3*3 = -9

Add the exponents since the base is the same

y^4 * y^4 = y^(4+4) = y^8

Put them back together

-9y^8

are All integers are real numbers.

Answers

Answer:

no

Step-by-step explanation:

all integers are not real numbers.integers are negative and positive numbers. but real numbers don't include negative numbers.

3.568409 rounded to the nearest 10th

Answers

Answer:

Your Answer would be 3.6

Step-by-step explanation:

If the digit after tenth is greater than or equal to 5, add 1 to tenth. Else remove the digit.

When six is multiplied by a number the result is 30

Answers

Answer:

the number is 5

30/6 = 5.

Step-by-step explanation:

PLEASE HELP RN I NEED THIS THIS IS VERY IMPORTANT ITS A TYPING ANSWER

Answers

Hey there! Here's your answer:

No

Here's why:

PQRST is not a scale copy of ABCDE because the sides are not increased proportionally. A scale copy of a figure is a figure that is geometrically similar to the original figure. This means that the scale copy and the original figure have the same shape different sizes.

what is (-8/15)+(1/15) simplified

Answers

(-8/15)+(1/15)

= (-8+1)/15

= -7/15 ans....

Sample annual salaries​ (in thousands of​ dollars) for employees at a company are listed.
41  54  61  48  27  27  41  54  61  31  48  41  47
​(a) Find the sample mean and sample standard deviation.
​(b) Each employee in the sample is given a 5​% raise. Find the sample mean and sample standard deviation for the revised data set.
​(c) To calculate the monthly​ salary, divide each original salary by 12. Find the sample mean and sample standard deviation for the revised data set.
​(d) What can you conclude from the results of​ (a), (b), and​ (c)?

Answers

Answer:

Down

Step-by-step explanation:

List from low to high

27 27 31 41 41 41 47 48 48 54 54 61 61

a. Mean = sum of sample/2

Mean = 581 / 2 = 290.5

b. Mean + 5%

290.5 + 5% = 305.025

c. 305.025 / 12 = 25.41875

d. Mean is ratio. Thus the adding and dividing with anything will affect the mean overall

Use the laws of logarithms to expand and simplify the expression.
ln( (x^4)/square root of x(1 + x)^2)

Answers

Answer:

Step-by-step explanation:

[tex]\ln\left(\frac{x^4}{\sqrt{x(1+x)^2}}\right)\\=\ln(x^4)-\ln\sqrt{x(1+x)^2}\\=4\ln x - \ln \sqrt{x} - \ln (1+x)\\=4\ln x-(1/2)\ln x -\ln(1+x)\\=(9/2)\ln x - \ln(1+x)\\=\ln x^{9/2}-\ln(1+x}\\=\ln (x^{9/2}/(1+x))[/tex]

You lose 2 points every time you forget to write your name on a test. You have forgotten to write your name 6 times. What integer represents your change in points from forgetting to write your ​

Answers

A loss in 2 points per forget, times 6 times forgetting gives 12. But since it is a deduction in points the final integer answer is -12

Answer:

I'm not sure I completely understand what is being asked but this is what I'm going with......

2 every test you have lost 2 points per test on 6 tests so that is a total of 12 lost??

Step-by-step explanation:

Hope I helped even a little Have a great day!!!

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