expand (3x+2y)² by using identity
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Answered by
3
Answer:
(3x)^2+12xy+(2y)^2
9x^2+12xy+4y^2
Answered by
2
Answer:
This is in the form of (a+b)² whose formula is a²+b²=+2ab
Here a=3x and b=2y
so answer is
=3x²+2y²
=9x+4y
=12xy
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