If (a-b)=5 and ab=14, then find the value of (a³ - b³)
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Answer is-2 hope it helps you
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using formula (a-b)³
(a-b)³= a³-b³-3ab(a-b)
5³= a³-b³-3×14(5)
125=a³-b³-42×5
125= a³-b³-210
a³-b³= -210-125
a³-b³ = 335
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