Question

factorise 8x3 - 8/x3 -24x + 24/4​

Answer 1

Answer:

x=2+

3

or (x−2)

2

=3

or x

2

−4x+1=0……(1)

or (x−2)

4

=9

or x

4

−8x

3

+24x

2

−32x+16=9

or x

4

−8x

3

+18x

2

−8x+2+6(x

2

−4x+1)−1=0

Using (1), we get

x

4

−8x

3

+18x

2

−8x+2=