(2y-3/y)power 3 please answers fadt
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(2y-3/y)³
using formula (a-b)³ = a³-b³-3ab(a-b)
=> (2y)³-(3/y)³-3(2y)(3/y)(2y-3/y)
=> 8y³-27/y³-18(2y-3/y)
=> 8y³-27/y³-36y+54/y
hope this helps
using formula (a-b)³ = a³-b³-3ab(a-b)
=> (2y)³-(3/y)³-3(2y)(3/y)(2y-3/y)
=> 8y³-27/y³-18(2y-3/y)
=> 8y³-27/y³-36y+54/y
hope this helps
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