10. Describe how many zeros this equation will have, and where they are.
(1 Point)
f (x) = -2x2 – 5x – 2

Answers

Answer 1
-2x^2 - 5x - 2 = 0 Multiply by -1
2x^2 + 5x + 2 = 0
(2x + 1)(x + 2) = 0
There are two roots to this equation at x = -1/2 and x = -2

Related Questions

Use the diagram to the right. Is the statement true?
<5 and <1 are complementary

Answers

Answer:

D. No, because they are supplementary.

Step-by-step explanation:

5 and 1 make a straight line, meaning when they are combined, they are supplementary which means they have a sum of 180 degrees.

Answer:

D. No, because they are supplementary.

Step-by-step explanation:

Elimination of Answers:

A. Just doesn't make since bc their not opposite.

B. Complementary means the angles add up to 90⁰

C. The angles do not have a sum of 90⁰ they have a sum of 180⁰

:)

The following line graph shows the attendance at east championship football game from 1995 to 2003. Find the year on the graph with the least attendance and approximate the attendance

Answers

Answer: yes

Step-by-step explanation: i dont have a clue

jjust tryna get points

3 consecutive even integers have a sum of -18. What are the three integers

Answers

Answer:

3, 6, 1

Step-by-step explanation:

please solve this by using formula ​

Answers

Answer:

mark me as brainliest ❤️

Sorry for asking more questions

Answers

[tex]\text{CJ}=3\text{x}+6\\\\\text{CT}=37\\\\\text{JT}=3\text{x}+7\\\\\text{CJ}+\text{JT}=\text{CT}\\\\3\text{x}+6+3\text{x}+7=37\\\\6\text{x}+13=37 \ \ /-13\\\\6\text{x}=24 \ \ /:6\\\\\text{x}=4\\\\\text{JT}=3\cdot4+7=12+7=\boxed{19}[/tex]

1/2 17/2 midpoint thanks in advance

Answers

Answer:

(9,2)

Explanation:

(Important) (Answer only if you know the answer, please)
Use the distributive property to remove the parantheses. -4(-3v+4y-1)

Answers

Answer:

Step-by-step explanation:

That - does all kinds of things.

-4 * - 3v = + 12v

-4*4y = - 16y

-4 * -1 = 4

Answer: 12v  - 16y + 4

Cuántos grados giro cada figura ?

Answers

Answer:

si es noucha beua A inua gua ;)

Step-by-step explanation:

find the measures denoted by x y and z in given figure​

Answers

✌️✌️✌️✌️✌️✌️✌️✌️✌️hope

What the answer plz help

Answers

Answer:

Step-by-step explanation:

Bonjour,

5+5+5 = 15

3+3+3 = 9

6+6+6 = 18

6+6 + (5+6+3) *3  = 12 +14*3= 12+ 42 =  54

Answer:

54

Step-by-step explanation:

The man represents 5, because three of him are fifteen (15 ÷ 3 = 5). The mask represents 3, because three of it are 9 (9 ÷ 3 = 3). The dümbbell represents 6, because three of it are eighteen (18 ÷ 3 = 6).

So, 2 dümbbells + (1 man + 1 mask + 1 dümbbell) × 1 mask

= 2(6) + (5 + 3 + 6) × 3

= 12 + 14 × 3

= 12 + 42

= 54

find the digit in units place in the expansion of the following: 1) 2¹⁹⁶⁷ 2) 3¹⁹⁶⁹ 3)4¹⁹⁷⁰ 4) 4¹⁹⁷¹ 5) 5⁵⁵⁵ 6) 6¹⁰⁰⁰ 7) 7²⁰⁰⁷ 8) 8²⁰⁰⁹ 9) 9¹⁹⁹⁹ 10) 9²⁰⁰⁸. ​

Answers

Answer:

troll

Step-by-step explanation:

troll!!!!!!!!!!!!!!!!!!!!!!

2-7i over -2+5i solve
2-7i/-2+5i

Answers

The general rule of division in the complex set is,

[tex]\frac{a}{b}=\dfrac{a\bar{b}}{b\bar{b}}; a,b\in\mathbb{C}[/tex].

If [tex]b=c+di[/tex] than [tex]\bar{b}=c-di[/tex] this is called complex conjugate of a complex number.

We have,

[tex]a=2-7i[/tex]

[tex]b=-2+5i[/tex]

The complex conjugate of b is [tex]\bar{b}=-2-5i[/tex].

Now perform the algebra,

[tex]\dfrac{(2-7i)(-2-5i)}{(-2+5i)(-2-5i)}=\dfrac{-4-10i-14i+35i^2}{4+10i-10i-25i^2}[/tex]

[tex]=\dfrac{-4-24i-35}{4+25}=\boxed{\dfrac{-39-24i}{29}}[/tex]

In complex form that is,

[tex]-\dfrac{39}{29}-\dfrac{24}{29}i[/tex]

Hope this helps :)

A restaurant is offering 2 specials: 10 burritos for $12, or 6 burritos for $7.50. Noah needs 60 burritos for his party. Should he buy 6 orders of the 10-burrito special or 10 orders of the 6-burrito special? *

Answers

Answer:

10 burritos is 70 dollars total and 6 is 75 dollars total.

Step-by-step explanation:

2+10²× 1 ( I put a lot of Points )

Answers

Answer:

= 2+10²× 1

= 2+(10*10)× 1

= 2+100×1

= 2+100

=102

Answer: 102

Step-by-step explanation: 2+(10^2)(1)

2+(100)(1)

2+100

102

The triangle shown below has an area of 20 units.
Find the missing side.
8.
2
2
units

Answers

Happy anniversary birthday to you happy birthday to happy mama mama ghar ko happy anniversary birthday

Find the area of the figure on the left. Explain how you arrived at your answer.

Answers

Answer:

365ft^2

Step-by-step explanation:

So... First you take not that the 8ft on the right of the parallelogram has two lines indicating that the other side is the same distance. Cut both sides off making two of the same triangles. 7ft * 8ft = 56ft^2. 56ft^2 divided by 2 makes 28ft^2. But because there is two of them you would double it back to 56ft^2.

56ft^2

Then you would do 12ft * 7ft to get the rectangle. 12*7 makes 84. 84ft^2

84ft^2

Then you take note that on the bottom there is a line that is the same on each four sides making that a square. So all sides are the same. 15ft*15ft = 225ft^2

225ft^2

So now you add them all up to make 365 ft^2

Which is the final answer

Hope this helps! :)

3 hundreds + 7 hundreds

Answers

Answer:

300 + 700 = 1000 or One Thousand

Step-by-step explanation:

Subtract. Simplify the answer.

Answers

Answer:

-7r^3 - r^2 +7

Step-by-step explanation:

"/÷"/÷"/÷$/π*/÷"÷"÷/$∆|¶$/*)√*)6#/√*/

[tex](r^3-9r^2+3r)-(8r^3-8r^2+3r-7)=\\\\=r^3-9r^2+3r-8r^3+8r^2-3r+7=\\\\=r^3-8r^3-9r^2+8r^2+3r-3r+7=\boxed{-7r^3-r^2+7}[/tex]

DF= 78, DE = 5x -9, EF = 2x + 10, find DE.

Answers

DF = 78, DE = 5x - 9, EF = 2x + 10, find DE.

Solve for x first.

5x - 9 + 2x + 10 = 78

7x + 1 = 78

7x = 78 - 1

7x = 77/7

x = 11

Then substitute the value of x to find DE.

DE = 5x - 9

5(11) - 9

55 - 9

DE = 46

Therefore, the value of DE is 46

Question:

DF= 78, DE = 5x -9, EF = 2x + 10, find DE.

Solution:

First, solve for the value of x.

DE + EF = DF(5x - 9) + (2x + 10) = 787x + 1 = 787x = 78 - 17x = 77/7x = 11

Then, plug and substitute the value of x to find the DE.

DE5x - 95(11) - 955 - 946

Answer:The value of DE is 46

On the first day of vacation, you read one-quarter of a novel. On the second day, you read half of the remaining pages. On the third day, you read the last 117 pages of the novel. How many pages does the novel have? How many pages did you read by the end of the second day?

Answers

Answer:

Step-by-step explanation:

Now make it drop that’s sum wap yuh

4. The perimeter of a square is 92 feet. What is the length of each side?

Answers

Answer:

23 ft

Step-by-step explanation:

Perimeter = 4 × side

92 = 4 × Side

92/4 = Side

23 = Side

Where is the blue dot on the number line? -0.55 -0.6 -0.65


Can some answer this quickly this I due in 10 minutes ​

Answers

Answer:

-0.58

Step-by-step explanation:

Since it's 3 more spaces than -0.55 and 2 less than -0.6, the only number it could be (assuming the spaces are even) is -0.58.

Cranberry juice costs $6.30 per quart and apple juice costs $3.60 per quart. Terrence wants to know how many quarts q of cranberry juice he should mix with 4 quarts of apple juice to make cranberry-apple juice. He also wants to sell the juice at cost for $4.50 per quart. Which equation below represents the situation?

A.) 3.60(q – 4) + 25.20 = 4.50q
B.) 3.60q + 25.20 = 4.50(q + 4)
C.) 6.30(q – 4) + 14.40 = 4.50q
D.) 6.30q + 14.40 = 4.50(q + 4)

Answers

Answer:

The answer is A (I think)

Step-by-step explanation:

Supervisor: “Your average call handling time decreased 20% in March! This is a great improvement compared to February's average call handling time, which was 750 seconds.”
Representative: “I have been working extremely hard to improve my call handling time for March. I am so happy I got it down to __________ seconds.”

Answers

Average calling period in March down to 600 seconds

Step-by-step explanation:

Given:

Average calling period in February = 750 seconds

Average Decreased in calling period = 20%

Find:

Average calling period in March

Computation:

Average Decreased in calling period = 20%

Average Decreased in calling period = 0.20

Average calling period in March = Average calling period in February[1 - Average Decreased in calling period]

Average calling period in March = 750[1 - 0.20]

Average calling period in March = 750[0.80]

Average calling period in March = 600 seconds

Learn more:

https://brainly.com/question/6201432?referrer=searchResults

I'm so happy I got down to 600 seconds. A complete description is provided below.

According to the question,

In march,

Decreased 20%

In February,

750 seconds

then,

= [tex]\frac{20}{100}\times 750[/tex]

= [tex]150 \ sec[/tex]

hence,

→ In march I got down to,

= [tex](750-150) \ sec[/tex]

= [tex]600 \ sec[/tex]

Thus the above solution is appropriate.

Learn more:

https://brainly.com/question/24309807

Part B If Ivy conducted her survey of 25
students on a volunteer basis, are the
results representative of the school?
Why or why not?

Answers

Answer:

Step-by-step explanation:

No, the results are not necessarily representative of the school as a whole.

What is the random survey?

A random survey is a research technique that is used to gather information from a sample of people or things in a population. The results of a random survey are more likely to be representative of the population as a whole since every member of the population has an equal chance of being chosen to take part in the research.

Given:

Ivy randomly surveys students in her school to learn more about mobile phone password use.

Of 25 respondents, 14 use a password.

If the survey was conducted on a volunteer basis, it is possible that the respondents who chose to participate may have different characteristics or behaviors than those who did not participate.

This could lead to a biased sample that does not accurately represent the entire school population.

Additionally, even if the sample is representative of the school population, a sample size of 25 is relatively small, which can increase the margin of error and make it more difficult to draw accurate conclusions.

Therefore, it is important to consider the limitations of the survey method and sample size when interpreting the results.

To learn more about the random survey;

https://brainly.com/question/4691267

#SPJ7

The complete question:

Ivy randomly surveys students in her school to learn more about mobile phone password use.

Of 25 respondents, 14 use a password.

If Ivy conducted her survey of 25 students on a volunteer basis, are the

results representative of the school?

How do you find the horizontal asymptote on a function?

Answers

Answer:

  determine the limit as x → ±∞

Step-by-step explanation:

If the function is a rational function, the horizontal asymptote will be the value of the ratio of the highest-degree terms in the numerator and denominator.

If the function is an exponential function, the horizontal asymptote will be the function value when the exponential factor is zero.

In the general case, you will need to determine the limit(s) of the function as the magnitude of the value of the independent variable gets large (tends toward infinity).

Answer:

To find horizontal asymptotes: If the degree (the largest exponent) of the denominator is bigger than the degree of the numerator, the horizontal asymptote is the x-axis (y = 0). If the degree of the numerator is bigger than the denominator, there is no horizontal asymptote.

Step-by-step explanation:

This weeks football game was attended by 400 people, approximately 56.86% more than last weeks game. How many people attended last weeks game ?

Answers

Answer:

70.4

Step-by-step explanation:

If 56.86% more people attended this weeks football game than the last football game we can change the percent to a decimal. So we can use 70.4 and multiply it by 5.686 and get 400 as the answer.

find slope that is perpendicular to the line 4−2=12 ?

Answers

Answer:

m = -1/2

Step-by-step explanation:

4 − 2 = 12

= −2 = 12 − 4

= = (12 − 4) ÷ (−2)

= = 2−6

So, the slope is 2.

Now, keep this rule in mind: the product of a slope of two perpendicular lines will be -1.

Thus, the slope of the line that is perpendicular to this line is -1/2

110.254 rounded to the nearest hundredth

Answers

Answer:

110.250

Step-by-step explanation:

Look at the decimal

0.254

Now the 4 is not close to the 10 but it is close 1 so since my thing i d k what to call it. the number in .254 change it in to the .250.  it stays the same but change the 4 into the 0.

A crane cable can support a maximum load of 18,000 kg. If a bucket has a mass of 4,000 kg and gravel has a mass of 1,500 kg for every cubic meter, how many cubic meters of gravel (g) can be safely lifted by the crane? Enter any fractions as reduced improper fractions.


The crane can safely lift up to ____ cubic meters.

Answers

Let the cubic meters of gravel = x

Set up the equation:

4000 + 1500x = 18,000

Now solve for x:

4000 + 1500x =  18000

Subtract 4000 from both sides:

1500x = 14000

Divide both sides by 1500:

x = 14000/1500 = 140/15 = 28/3

Answer: 28/3

Capacity=18000

Lifted amount be x

ATQ

[tex]\\ \sf\longmapsto 1500x+4000=18000[/tex]

[tex]\\ \sf\longmapsto 1500x=18000-4000=14000[/tex]

[tex]\\ \sf\longmapsto x=\dfrac{14000}{1500}[/tex]

[tex]\\ \sf\longmapsto x=\dfrac{140}{15}[/tex]

[tex]\\ \sf\longmapsto x=7.3[/tex]

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