Question

If x+y =8 what is the value of x3+y3+24xy

Answer 1

x+y=8.(Given)
(x+y)^3=x^3+y^3+3×x×y (x+y)
(8)^3=x^3+y^3+3xy×8
512=x^3+y^3+24xy
Hence,x^3+y^3+24xy=512.
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Answer 2

Answer:

lf x+y =what is the value of x3+y3+24xy