Question

Why can't -2 = x^(-1/2) ? PLEASE HELP!

Answer 1

\[\Huge x^{-\frac 12}=\frac{1}{\sqrt{x}}\]

Answer 2

x^(-1/2)=1/(x^(1/2))

Answer 3

uh huh

Answer 4

that still doesnt answer my quetion tho :s

Answer 5

\[\sqrt{x}\] is positive, 1/positive is positive also.