Question

Which expressions are equivalent to the one below? Check all that apply.
7*3.7^x
A. 73-*
B. 493x
C. 343.7
D. (7.7)3
E. 73x
F. 73 + x
Is this the only one that applys

Answer 1

Answer: We have to simplify the provided expression and pick the answer out of the options which matches the final result.

Simplification:

$\begin{gathered} a^b\times a^c=a^{(a+c)} \\ \\ ------------------- \\ \\ 7^3\times7^x=7^{(3+x)} \end{gathered}$

Therefore the answer is Option(F).