Answer: 25x^10
Step-by-step explanation: First apply the exponent rule. (5x^5)^2 = 5^2(x^5)^2
5^2 = 25 = 25(x^5)^2. Now take (x^5)^2 and simplify it. Use the exponent rule for (x^5)^2 = x^5 * ^ 2. Multiply 5 * 2 = 10. So, it becomes x^10. So, take the 25 and plug in the 10. 25x^10 is the answer.