Question

Simplify the expression 144 to the negative one half power.

Answer 1

We have
\[\huge{144}^{\frac{-1}{2}}\]
We know that
\[a^{-b}=\frac{1}{a^b}\]
Do you get this?

Answer 2

sure....

Answer 3

so we have
\[\Huge \frac{1}{144^{\frac {1}{2}}}\]
also
\[a^\frac {1}{2}=\sqrt a\]
can you simplify this now?

Answer 4

1/12?

Answer 5

yes, it's right

Answer 6

do you understand?

Answer 7

yep