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mars1129 [50]
3 years ago
8

What is the sum of the roots of the polynomial shown below? x^3+2x^2-11x-12

Mathematics
1 answer:
tekilochka [14]3 years ago
8 0
The answer to your question is -2.
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MATH QUESTION DOWN BELOW
Gnom [1K]
8/9+(-5/6)= 8/9-5/6 = 1/18
Therefore, 1/18/(1/6)
1/18*1/6 (cancel out)
your answer is 1/3

7 0
3 years ago
Find the percent of error if the estimate is $230 and the actual amount is $245. round to the nearest whole percent.
qwelly [4]

Percentage error = 245-230/245 * 100 = 15/245 * 100 = 6.12%

After rounding off, it would be 6%

5 0
2 years ago
First problem there are 11
Verdich [7]

Answer:

A) Check the first two: 2(x+5) and 2(x) + 2(5)

B) Check the last one: 14y + 2

8 0
2 years ago
Read 2 more answers
What is 21/2 as a mixed number?
Daniel [21]
Since a fraction is a form of division, you do 21/2=10 and 1/2.
3 0
3 years ago
Read 2 more answers
What is the scale on a map or drawing used for
ivanzaharov [21]

Answer:

cm scale

Step-by-step explanation:

it may help you to understand

3 0
2 years ago
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