Question

a4-b4, find product using identity
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Answer 1

Answer:

a4 - b4 =( a2)^2 -( b2)^2. — Equation 1. This is similar to a2-b2 which results in (a-b)(a+b) but the only thing is here a and b became a2 and b2.

Step-by-step explanation:

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Answer 2

Answer:

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