the adjacent figure xy //Bc find the length xy
if AX=1cm
XB=3cm
BC=6cm
XY=?
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Step-by-step explanation:
Given that, a + b = 1
Taking cube of both sides, we get
(a + b)3 = 1
⇒ a3 + b3 + 3ab(a + b) = 1
⇒ a3 + b3 + 3ab = 1
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