courtneyblasian17 courtneyblasian17

29-06-2020
Mathematics

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Simplify (6x^2 - 3 - 5x^3) - (4x^3 +2x^2 - 8)

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wegnerkolmp2741o wegnerkolmp2741o

29-06-2020

Answer:

-9x^3+4x^2+5

Step-by-step explanation:

(6x^2 - 3 - 5x^3) - (4x^3 +2x^2 - 8)

distribute the minus sign

(6x^2 - 3 - 5x^3) - 4x^3 -2x^2 + 8

Combine like terms

-5x^3 -4x^3 +6x^2 - 2x^2 -3 +8

-9x^3+4x^2+5

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