Find a value for a that makes each statement true.

Mathematics

1 answer:

Tamiku [17]2 years ago

8 0

Answer:

Dude there is no picture ‍♂️ repost

Step-by-step explanation:

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Contact [7]

Answer:

Step-by-step explanation:

-3 ? $\frac{19}{5}$

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The floor area of a rectangular storm shelter is 65 square meters and its length is 6 and 1 2meters what is its perimeter?

vekshin1

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3 years ago

If (x+2) is a factor of x^3-6x^2+kx+10, k=

Alja [10]

If a binomial $(x-a)$ is a factor of a polynomial, then $a$ is a root of this polynomial.

$(x+2)=(x-(-2)) \Rightarrow a=-2\\\\
(-2)^3-6\cdot(-2)^2+k\cdot(-2)+10=0\\
-8-24-2k+10=0\\
-2k=22\\\
\boxed{k=-11}
$

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