Question

What is the extra step that must be taken when dealing with rational exponents that you do not have to worry about with integer exponents?

Answer 1

@ilfy214 can you help

Answer 2

(-2)^2 is fine
\[(-2)^{\frac{1}{2}}=\sqrt{-2}\]
is not

Answer 3

so it would be the neg number

Answer 4

changing it to a pos.?

Answer 5

@zzr0ck3r

Answer 6

no you don't just change it to positive

Answer 7

\[a^{\frac{b}{c}}\]
c cant be even when a <0

Answer 8

unless b is even

Answer 9

you cant take the an even root of a negative number

Answer 10

?

Answer 11

so when the denominator is a pos u gotta change it to a neg. ???

Answer 12

you wouldnt have to worry about changing it to a pos

Answer 13

I said nothing about a denominator being positive

\[a^{\frac{b}{c}}\\
if\space a<0 \space and \frac{b}{c}\space is\space in\space lowerst\space terms\]
then c cant be EVEN

Answer 14

ok