The Power Rule of Exponents states that when raising a power to another power, you multiply the exponents. In the expression (10^9)^7, you can rewrite it as 10^(9*7) = 10^63.
Therefore, the correct answer is 1. 10^63.
Which of the following correctly used the Power Rule of Exponents in the expression (10^9)^7?
1. 10^63
2. 10^2
3. 10^16
4. 90^7
1 answer