Question

14x^(2n+1)+7x^(n+3)-21^(n+2)



100 points will be awarded

Answer 1

Explanation:

The given expression is: 14x^(2n+1) + 7x^(n+3) - 21^(n+2)

Unfortunately, it seems there is a missing exponent for the term "21" in the expression. Please provide the correct exponent for 21, and I'll be happy to help you further simplify the expression.