Question

this all question from 21 to 24 plz

Answer 1

I am answering 23.

x power 6 - 64

=(x power 3 - 8) × (x power 3+8)

= a power 3 - a power 3 formula

=(x-2)×(x power 2 + 2x+4) × ( x power 3+8)

= (x-2)×(x power 2 +2x+4) × (x+2) × (x power 2 -2x+4)

Hope this will help you