Question

Which expressions are equivalent to the one below? Check all that apply.

7^3•7^x
A. 73-X
B. (7.x)3
C. 73+x
D. 343.7*
OE. 493x
OF. 73x

Answer 1

7^3+x

Explanation:

Since 7=7, we can multiply the 7s together. Instead of creating 49, we add the exponents, and 7^3+7^x = 7^3+x, as multiplying numbers will add their exponents. Hopefully this helps.