625x^4-81y^4 factorize it
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Answer:
(25x²+9y²)(5x+3y)(5x-3y)
Step-by-step explanation:
(25x²)²-(9y²)²
(25x²+9y²)×(25x²-9y²)
(25x²+9y²)×[(5x)²-(3y)²]
(25x²+9y²)×(5x+3y)×(5x-3y)