Find the difference of the polynomials x2 - 3x - 4 and x - 3x2 - 8

Zeenosaur asked Nov 2, 2022

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Zeenosaur asked Nov 2, 2022

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21 votes

Answer:

4x2 - 4x + 4.

Explanation:

x2 - 3x - 4 - (x - 3x2 - 8) Distribute the negative over the parentheses:

= x2 - 3x - 4 - x + 3x2 + 8 Bring like terms together:

= x2 + 3x2 - 3x - x - 4 + 8

= 4x2 - 4x + 4.

Memen answered Nov 7, 2022

by Memen

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