Question

simplify the expression 144 ^-1/2

Answer 1

144^(-1 * 1/2)
First do 144^-1:
1/144
Then do (1/144)^(1/2):
√(1/144) = +1/12 and -1/12

Answer 2

When the exponent is -1, you find the reciprocal, and when the exponent is a fraction, you do this: