davidbancroft davidbancroft

14-05-2020
Geography

contestada

Expand. Your answer should be a polynomial in standard form. (x - 9)(x +2)

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Аноним Аноним

14-05-2020

Answer:

x^2+7x-18

Explanation:

I hope this helps.

You should also try the box method for this! :)

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middlediaz middlediaz

29-04-2021

Answer:

x²-7x-18

Explanation:

For Khan academy

(x−9)(x+2) = x²-7x-18

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