Math, asked by gameloverz, 1 year ago

(2 x minus y + 3 ) (2 x minus y - 3)

Answers

Answered by harry112
1
it is (2y+3)(2y-3)
so now we can use the identity (a+b)(a-b)=a²-b²
where a=2y and b=3
now ,
(2y+3)(2y-3)=(2y)²-(3)²
=4y²-9







I hope it will help you my friend
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