Math, asked by aadi7163, 1 year ago

factorise: 128m3 - 686n3

Answers

Answered by Surajsah977

1

Given,

128m^3- 686n^3

=2(64m^3 - 343n^3)

= 2( (4m)^3 - (7n)^3 )

=2 ( 4m-7n) ( 4m^2 +28mn+ 49n^2).

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