Question

factorise x cube minus 51 square

Answer 1

Hey there !!!!

=x³-51x²

=x²(x-51)

If x²(x-51)=0

Then x²=0   ⇒⇒⇒x=0

  x-51=0   ⇒⇒⇒⇒⇒x=51

Hope this helped you.............