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Simplify fully (x²+3)² - (x²-1)²
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1 vote
Simplify fully
(x²+3)² - (x²-1)²

User Gurtej Singh
by
4.3k points

1 Answer

4 votes

Answer:

8x² + 8

Explanation:

Given

(x² + 3)² - (x² - 1)² ← expand factors using FOIL

=
x^(4) + 6x² + 9 - (
x^(4) - 2x² + 1) ← distribute by - 1

=
x^(4) + 6x² + 9 -
x^(4) + 2x² - 1 ← collect like terms

= 8x² + 8

User Hemant Parihar
by
4.2k points
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