Work Step by Step
Plugging in the given value for m and using order of operations to solve, we obtain: $$ =-(5^2) +5^4 \\ =-25+625 \\ =600$$
You can help us out by revising, improving and updating this answer.Update this answer
After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.