Answer
9 $\times$ $10^{10}$
Work Step by Step
You are given (3 $\times$ $10^{5}$$)^{2}$.Simplify the expression:
$3^{2}$ $\times$ ($10^{5}$$)^{2}$ -raise each term to the power 2-
9 $\times$ $10^{5*2}$ -simplify the exponent and multiply the power to the power-
The simplified expression is 9 $\times$ $10^{10}$