if x/y+y/x= -1 when x ≠0 and y≠0 than the value of (x³-y³)
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Step-by-step explanation:
X³ - Y³= (X - Y)(X² + XY + Y²) -> equation 1
X/Y +Y/X = -1
X² + Y² = -XY
X² + XY + Y² = 0 - > equation 2
put value of 2 in 1
we get
X³ - Y³ = 0
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