(×+2y) power 3 solve this please
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Hi ,
*************************
We know the algebraic identity
( a + b )³ = a³ + 3a²b + 3ab² + b³
**********************************
( x + 2y )³ = x³+3x²(2y)+ 3x( 2y )² +(2y)³
= x³ + 6x²y + 12xy² + 8y³
I hope this helps you.
: )
*************************
We know the algebraic identity
( a + b )³ = a³ + 3a²b + 3ab² + b³
**********************************
( x + 2y )³ = x³+3x²(2y)+ 3x( 2y )² +(2y)³
= x³ + 6x²y + 12xy² + 8y³
I hope this helps you.
: )
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