### Home > GC > Chapter 12 > Lesson 12.1.4 > Problem12-40

12-40.

On graph paper, graph the function $y=x^2-3x-4$.

1. What is $y$ when $x=3$? $-2$? $\frac { 1 } { 2 }$?

1. What is $x$ when $y=-4$? $0$?

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