What is the value of 2 {x}^( - 2) {y}^( - 2) for x = 3 and y = -2? A. (1)/(18) B. 72 C. 2 {( - 6)}^( - 4) D. 1/648​

Question

What is the value of


`2 {x}^( - 2) {y}^( - 2)`
for x = 3 and y = -2?
A.

`(1)/(18)`
B. 72
C.

`2 {( - 6)}^( - 4)`
D. 1/648​

Answer 1

A or 1/18 is correct. Substitute values of x and y and solve.