Question

(a+1) (a-1) ( a²+1) is equal to
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Answer 1

Answer:

a^4-1

Step-by-step explanation:

Answer 2

Answer:

a^4 is the answer

Step-by-step explanation:

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

⇒a+1*a-1*a^2+1

⇒(a^2*a^2)(1-1+1)

⇒a^4+0

a^4 (ans)

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