Math, asked by rathijanvi, 11 months ago

factorise 625 x power 4 - 81

Answers

Answered by Genius145

1

Answer:

625x⁴ - 81

(25x²)² - (9)²

(25x² + 9)(25x² - 9). {using the identity of (a² - b²)}

(25x² + 9)[(5x)² - (3)²]

(25x² + 9)(5x+3)(5x - 3)

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