Question

Factorise x 3 -1/x 3 -5x+5/x. ??​

Answer 1

Step-by-step explanation:

x

3

+125

=x

3

+(5)

3

, Using the formula,a

3

+b

3

=(a+b)(a

2

−ab+b

2

)

=(x+5)(x

2

−5×x+5

2

)

=(x+5)(x

2

−5x+25)

hope this helps