Expand (3x -5/y)3expand 3 x minus 5 y whole cube ex
pand 3 x minus 5 by Y whole cube
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(3x-5/y)³
- (3x)³-3(3x)²(5/y)+3(3x)(5/y)²-(5/y)³
- 27x³-135x²/y+1125x/y²-125/y
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