Factorise: (p-q)³+(q-r)³+(r-p)³
badvampirezaynab:
(Please factorise not just simply cut)
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Answered by
3
(a-b)3 =a2-b2-3ab(a-b)
put this formula in both.
put this formula in both.
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Answered by
0
Hey mate here is your answer
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