Factorise the following using identities of 9p⁴-24p²q²+16q⁴-256r²
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Answer:
(3p²-4q²+16r) (3p²-4q²-16r)
Step-by-step explanation:
9p⁴-24p²q²+16q⁴-256r²
(3p²)²-2*3p²*4q²+(4q²)²-256r²
(3p²-4q²)²-(16r)²
(3p²-4q²+16r) (3p²-4q²-16r)
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