expand (2/3x-4/3y)^3
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Step-by-step explanation:
(2x−3y)
3
=(2x)
3
−3(2x)
2
(3y)+3(2x)(3y)
2
−(3y)
3
=8x
3
−36x
2
y+54xy
2
−27y
3
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