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Simplifythe expression to a polynomial in standard form. (4x-3)(-2x^2-7x-5)

Sagot :

pcai26

Answer:

-4x^3-22x^2+x+15

Step-by-step explanation:

multiply each of the terms by the binomial

-4x^3+6x^2-28x^2+21x-20x+15

simplify

-4x^3-22x^2+x+15

Answer:

(4x -3)(-2x^2 -7x-5)

(-8x^3 -28x^2 -20x) +(6x^2 +21x +15)

-8x^2 -22x^2 +1x +15

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