Chapter 1.8, Problem 5ES

In each of Exercises 1-6 match the expression with the best illustration of that expression from the column on the right.

$\begin{array}{l}\text{a}{\text{. 10}}^{\text{2}}\\ \text{b}{\text{. The 4 in 4}}^{\text{3}}\\ \text{c}\text{. The 6 in }{x}^{\text{6}}\\ \text{d}\text{. -(}x\text{ + 3) = -}x\text{ - 3}\\ \text{e}\text{. 3}{y}^{\text{4}}\text{ and 2}{y}^{\text{4}}\\ \text{f}{\text{. 8}}^{\text{3}}\end{array}$

Like terms ______