# How do you find the equivalent exponential expression (7^3)^2?

Dec 12, 2016

See explanation.

#### Explanation:

When you want to evaluate an expression containing a power of another power you write it as one power with exponent equal to product of all exponents in the original expression:

## ${a}^{{b}^{c}} = {a}^{b \times c}$

So in the given example: