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x^(4)-81=...

`x^(4)-81`=____

A

`(x^(2)+81)(x^(2)-1)`

B

`(x^(2)-9)(x^(2)-9)`

C

`(x+3)(x-3)(x^(2)+9)`

D

`(x^(2)-9)(x+3)`

Text Solution

Verified by Experts

The correct Answer is:
C
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