Math, asked by attitudelover38, 7 months ago

. a4 -1 factorise it is a to the power 4 substract 2​

Answers

Answered by deepthiyaratha
1

Answer:

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Answered by nnarasimhans198459
1

Answer:

Formula for (A2 + b2)

=(A2+b2)2 -2a2b2

or

=(a2-b2)2 +2a2b2

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