Question

Factorise:(3x-4y)^2-(2x+3y)^2



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Answer 1

Answer:

Factorise:(3x-4y)^2-(2x+3y)^2.

Sol:-

=>(3x-4y+2x-3y) (3x-4y-2x+3y)

=>(5x-7y) (x-y) ans..

Using identity a^2-b^2=(a+b) (a-b)

Hope it helps you.