Math, asked by srikanya1975, 5 months ago

25. Factorise: 81m4-256n4

Answers

Answered by param1731

2

Answer:

81m⁴-256n⁴

Step-by-step explanation:

(9m²)²-(16n²)²

(9m²+16n²)(9m²-16n²)

(9m²+16n²)(3m+4n)(3m-4n)

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