CPM Homework Help : CCA Problem 11-98

Is $\left(-5,7\right)$ a solution to $y<\sqrt{x^2+24}$ ? Show how you know.

Hint:

Substitute $-5$ for $x$ and $7$ for $y$ , then simplify.

Did $\left(-5,7\right)$ make the inequality true?

Use the eTool below to help you with this problem.
Click on the link at right for the full eTool version: 11-98 HW eTool