Question

Select the equivalent expression (3^3*6^6)^-3

Answer 1

B & C

Explanation:

`4^-^2*7^-^2` is equal to
`(1)/(784)`

`(1)/(28^2)` is also requal to
`(1)/(784)`

`(7^-^2)/(4^2)` is also equal to
`(1)/(784)`

Answer 2

Answer: Choice B and Choice D

Explanation:

4^-2 * 7^-2= 16*49=784