Question

Which expression is equivalent to 1/49 a.7^-1 7^-1 b.7^8* 7^-6 c. 7^-5*7^3 d. 7^7* 7^-9 e.7^-2* 7^4

Answer 1

C) 7^-5*7^3 and D) 7^7*7^-9

Explanation:

Answer 2

If you would like to find the equivalent expression to 1/49, you can do this using the following steps:

1/49 = 1/(7^2) = 7^(-2) = 7^(-5) * 7^3 = 7^(-5+3) = 7^(-2) = 7^7 * 7^(-9) = 7^(7-9) = 7^(-2)

The correct result would be: c. 7^-5*7^3 and d. 7^7*7^-9.