Math, asked by ushanamaram, 7 months ago

factorise (5x+4y)²-(3x-2y)²

Answers

Answered by carla34

1

Answer:

(5x+4y)²-(3x-2y)²

using identity- a²-b²=(a+b)(a-b)

(5x+4y)²-(3x-2y)² = (5x+4y+3x-2y)(5x+4y-3x+2y)

= 8x+2y × 2x+6y

= 16x²+4xy + 48xy+12y²

= 16x²+12y²+52xy

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