Question

Do the question in the picture and then tell how you got your answer

Answer 1

`2(2\sqrt4)^(-2)=\\ 2\cdot(2\cdot2)^(-2)=\\ 2\cdot(2^2)^(-2)=\\ 2\cdot2^(-4)=\\ 2^(-3)=\\ (1)/(8)`