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sattari [20]
3 years ago
9

Which values ​​of xwould make a polynomial equal to zero if the factors of the polynomial were (x + 4) and (x + 8)? O A. 4 and -

8 O B. 4and 8 O C. -4 and -8 O D. -4 and 8
Mathematics
1 answer:
tatiyna3 years ago
4 0

Answer:

-4 and -8

Step-by-step explanation:

Set each of the 2 factors = to 0 and solve for x:

x + 4 = 0 ↔ x = -4

x + 8 = 0 ↔ x = -8

The x-values -4 and -8 are the roots (zeros) of a polynomial whose factors are (x + 4) and (x + 8).

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How much volume is in 250 ml of water
irakobra [83]

Answer:

250cm^3

Step-by-step explanation:

One mililiter of water has a volume of 1 cubic centimeter, or 1cm^3. Since there are 250 mililiters, there are 250 cubic centimeters of water.

3 0
3 years ago
In the diagram below O id circumscribed about quadrilateral ABCD. What is the value of x?
WITCHER [35]

Answer:

<h2><u>x = 21</u></h2>

Explanation:

x = \frac{105}{5} = <u>21</u> degree will be the answer.

{The sum of angle of opposite circumscribed quadrilateral in circle is 180°}

7 0
2 years ago
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PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!!<br><br> What is the inverse of h?
Inessa [10]

Answer:

D

Step-by-step explanation:

h(x) = 6x + 1

y = 6x + 1

switch x and y

x = 6y + 1

solve for y

6y = x - 1

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5 0
2 years ago
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Which expression is equivalent to r to the 9th over r to the 3rd
alisha [4.7K]

Answer:

r^{6}

Step-by-step explanation:

To make this a bit easier to see, we'll expand that expression.

R to the 9th is just r times itself 9 times. R to the third is r times itself 3 times.

(excuse my bad formatting)

<u>The expression:</u>

<u>r • r • r • r • r • r • r • r • r • 1</u>

             r • r • r • 1

Remember, anything and everything has a coefficient or denominator of 1.

So, we can cancel 3 r's from the numerator and denominator.

<u>r • r • r • r • r • r • 1</u>

             1

Simplify....

\frac{1r^{6}}{1}

That just equals r^{6}.

3 0
2 years ago
The test scores of 40 students are listed below. Find P85.
SIZIF [17.4K]

Answer:

Option A (89).

Step-by-step explanation:

Percentile is a statistic in which the an element at a certain percentage position is determined. To calculate the percentiles accurately, it is important that the data is present in the ascending order. Percentile is an important concept in data analysis. Interestingly, 50th percentile is the median of the data. The difference between the 75th and the 25th percentile is the interquartile range. To find the 85th percentile of the data, calculate 85% of 40, which is the number of elements in the data set. 40 * 85/100 = 34. The number on the 34th position is the 85th percentile of the data. It can be observed that 89 is on the 34th position. Therefore, Option A is the answer!!!

8 0
2 years ago
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