Question

ow do you do (5/4)^-2

Answer 1

1/ (5/4)^2

Answer 2

\[(\frac{5}{4})^{-2}=(\frac{4}{5})^2=\frac{16}{25}\]

Answer 3

Then how do you do (5/4)^2

Answer 4

negative exponent means take the reciprocal. flip it. square by multiplying by itself.

Answer 5

Ahah!

Answer 6

easy to square a fraction

Answer 7

what about 1/(36^-1/2)

Answer 8

ok lets go slow. the exponent is negative, so get it out of the denominator and put it in the numerator. then the exponent will be positive.

Answer 9

so its simply 36^1/2?

Answer 10

\[\frac{1}{64^{-\frac{1}{2}}}=64^{\frac{1}{2}}\]

Answer 11

yes. you are right

Answer 12

i meant 36 not 64!

Answer 13

Power over root right?

Answer 14

zactly

Answer 15

Thanks, I got some more Q's, but ill make a new thread so i can medal more peeps

Answer 16

Cool!