Kzarralanga12 Kzarralanga12

27-03-2020
Mathematics

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(-2x-8) (-3x² + 4x+5)

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fayemioluwatomisin fayemioluwatomisin

27-03-2020

Answer:6x^3+16x^2-42x-40

Step-by-step explanation:

To expand

(-2x-8)(-3x^2+4x+5)

6x^3-8x^2-10x+24x^2-32x-40

Collect like terms

6x^3-8x^2+24x^2-10x-32x-40

6x^3+16x^2-42x-40

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