Question

x^3-y+x^2y-x
Factorise

Answer 1

x³ - y + x²y - x

x³ - x - y + x²y

= x ( x² - 1) + y ( x² - 1)

= ( x + y)(x² - 1 )

= ( x + y ) ( x² - 1² )

= ( x + y ) ( x + 1 )( x - 1 ) Ans.

Answer 2

Answer:

The expression is not factorable with rational numbers.