### Home > CC4 > Chapter 1 > Lesson 1.3.1 > Problem 1-68

1-68.

Use what you have learned about exponents to rewrite each of the expressions below. Homework Help ✎

Think about making ones and where any left over factors would remain.

How many factors of

*x*are multiplied together?*x*^{7}

Multiply 3

*k*^{5}by itself and then follow the pattern from part (b).3

*k*^{5}·3*k*^{5}= 9*k*^{10}

Refer to part (b).

Refer to part (b).

28

*x*^{3}*y*^{6}