personyperson123456 personyperson123456

10-03-2021
Mathematics

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What is the sum of the polynomials?

(3x2 - 4x + 7) + (4x2 - 5x - 12)

a 7x^2 - 9x - 5
b 7x^2 + 9x - 5
c 7x^4 - 9x - 5
d 7x^4 + 9x - 5

Respuesta :

kzwjraclinxhsrxayk kzwjraclinxhsrxayk

10-03-2021

A. is the answer look at the attached photo

Ver imagen kzwjraclinxhsrxayk

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j122223 j122223

10-03-2021

7x^2-9x-5 hope it helps

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