Question

which is a factor of 8x^1/2-2x^-3/2

Answer 1

you can factor out 2x^1/2

Answer 2

then factor the difference of 2 squares

Answer 3

I have 2x^1/2(2-1/x)(2 + 1/x)

you did not show the choices so I cannot answer "which is a factor?"

Answer 4

do you have any questions about my process?

Answer 5

the choices are
4x-1
2-x
2x-1
or none of these

Answer 6

2x-1

Answer 7

how?

Answer 8

let's start at the top
did you divide by 2x^1/2