Question

((1/2)^-1+(2/3)^2-(3/4)^0)^-2​

Answer 1

Answer:

I don't know yarrrr

sorryyyyy

Answer 2

Answer:

$- 1 \times \frac{1}{18}$

Step-by-step explanation:

${ \frac{1}{2} }^{ - 1} + { \frac{2}{3} }^{2} - { { \frac{3}{4} }^{0} }^{ - 2} \\ = \frac{ - 1}{2} + \frac{4}{9} - 1 \\ = \frac{ - 9 + 8 - 18}{18} \\ = \frac{ - 19}{18} \\ = - 1 \times \frac{1}{18}$