Question

(a+1)(a-1)(a^2+1)AnAnswer fst
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Answer 1

Answer:

Step-by-step explanation:

(a^2-1)(a^2+1)

(a^4-1)

Answer 2

Answer:

a^4 - 1

Step-by-step explanation:

(a+1)(a-1)(a^2 + 1)

(a^2 - 1)(a^2 +1) {(x+y)(x - y) = x^2- y^2}

(a^4 - 1)

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