Question

Which of the following expressions are equivalent to 2/x^8 - y^8 ?
Choose all that apply
A. 1/(x^4 - y^4) * 1/(x^4 + y^4)
B. 2/(x)^2 - (y^4)^2
C. 2/(x^4 - y^4) * 1/(x^4 - y^4)
D. 2/(x^4 - y^4) * 1/(x^4 + y^4)

Answer 1

I think you typed it wrong, you typed

\[\frac{ 2 }{ x^8 } - y^8\]

Answer 2

@DanJS
It is 2 over x to 8th power minus y to the 8th power

Answer 3

yes ok

Answer 4

sorry i typed it wrong

Answer 5

D

Answer 6

if you multiply the two fractions in D , the denominator will result in x^8 - y^8

Answer 7

Thanks @DanJS is A B and C all false ?

Answer 8

yep

Answer 9

thank you :)