Math, asked by uronpreet, 1 year ago

If ?= 4-q, prove that p3+q3+12pq=64

Answers

Answered by ishwarsinghdhaliwal
5

given  \:  \:  \:  =  &gt;  \: p = 4 - q \\ <br />p ^{3 }  + q ^{3} + 12pq = 64 \\  LHS \\ p3+q3+12pq \\ (4 - q) ^{3}  + q ^{3}  + 12(4 - q)q \\ 64 - q ^{3}   - 48q + 12q^{2}  + q ^{3}  + 48q - 12q ^{2}  \\ 64 \\ LHS = RHS \:

uronpreet: Thanks
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