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URGENT PLEASE HELP!!!

1) What is the product of -2x^3 +x-5 and x^3-3x-4?
Show your work.
2) Is the product of -2x^3+x-5 and x^3-3x-4 equal to the product of x^3-3x-4 and -2x^3+x-5?
Explain your answer.

User Coffeduong
by
5.6k points

1 Answer

9 votes

Answer:

1) -17x-9

Explanation:

1)

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

Combine like terms using P.E.M.D.A.S:

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

(-9x-5)+(-8x-4)

Combine like terms:

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

(-9x-5)+(-8x-4)

-17x-9

I hope this helps a bit!☺

User Atorian
by
5.8k points