An exponent is a number or expression written above a number indicating how many times the number is being multiplied by itself.
9k^5
Practice makes perfect
We want to write the given expression using exponents. Recall that an exponent is a number or expression written above a number indicating how many times that number is being multiplied by itself. Let's consider the given expression.
We can see that the factor k is being multiplied by itself five times.
9k^5