Question

(64/121) TO THE -½ POWER

Answer 1

\[(\frac{ 64 }{ 121 })^{-1/2}\]

Answer 2

You can't use a calculator?

Answer 3

^(1/2) is the same as square root

Answer 4

^to a negative number means you move it to the denominator. in this case 1/here

Answer 5

\[\Large\rm \left(\frac{64}{121}\right)^{-1/2}=\left(\frac{121}{64}\right)^{1/2}\]Yah, the negative tells you to flip the fraction :)
Numerator becomes denominator and
denominator becomes numerator.
Then apply what kutie said,\[\Large\rm =\sqrt{\frac{121}{64}}=\frac{\sqrt{121}}{\sqrt{64}}=?\]

Answer 6

11/8… Thank you!

Answer 7

Yay good job \c:/