On simplification (2x+3y)² -(2x-3y)² we get
a)4x²-7y² b)4x²-6y² c)24xy. d)4xy
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Answer:
24xy
Stepby-step explanation:
(2x+3y)²-(2x-3y)²
=[(2x)²+(3y)²+2(2x)(3y)]-[(2x)²+(3y)²-2(2x)(3y)
=[4x²+9y²+12xy]-[4x²+9y²-12xy]
=4x²-4x²+9y²-9y²+12xy+12xy
=24xy
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