Question

if n^2+n^2+n^2+n^2----- n^2=64 then n^3+n^3+n^3+n^3----=? ​

Answer 1

Answer:

Here, n^2+n^2+n^2+n^2=64

or, 4n^2=64

or, n^2=16

so, n =4

then, 4×(n^3+n^3+..4times)=16n^3=16×(4)^3=16×64=1024 will be answer...

thanks...

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