Question

a⁴-1 please solve this problem

Answer 1

Answer:

${a}^{4} - 1 \\ = ( {a}^{2} + 1)( {a}^{2} - 1) \\ = ( {a}^{2} + 1)(a + 1)(a - 1)$

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Answer 2

Answer:

a⁴-1

=(a²+1) (a²-1)

=(a+1) (a-1)

Step-by-step explanation:

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