Math, asked by beautysam, 1 year ago

factorize: a^4 - 81b^4​

Answers

Answered by shrutiagarwal200549
4
(a^2-9b^2)(a^2+9b^2)

plz mark brainliest
beautysam: answer is wrong
shrutiagarwal200549: no
beautysam: it is (a^2)^2 - (9b^2)^2. then = (a^2-9b^2) (a^2+9b^2)
shrutiagarwal200549: but the answer is correct..
Answered by shameemamk
12
Please see the attached answer
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