Math, asked by gopi3798, 10 months ago

3 ) 49x²y2 - 14xy + 1 factorisation method

Answers

Answered by ashish44415

11

Step-by-step explanation:

=49x2y2-(7+7)xy+1

=49x2y2-7xy-7xy+1

=7xy(7xy-1)-1(7xy-1)

=(7xy-1)(7xy-1)

=(7xy-1)2

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