McGraw Hill Integrated II, 2012
MH
McGraw Hill Integrated II, 2012 View details
7. Special Functions
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Exercise 38 Page 153

Use the process of elimination. Note the y-intercepts.

C

Practice makes perfect
When working with exercises that involve matching, an effective approach is to use the process of elimination. Let's look at the graph.


We can see this is an absolute value function with a y-intercept of -1. Of the three options that have y-intercepts of -1, the only one with an absolute value function is C, y = |2x| -1.