# Chapter 1 - Section 1.3 - Definition I: Trigonometric Functions - 1.3 Problem Set - Page 32: 46

#### Work Step by Step

RECALL: The sine function is negative in Quadrant III and Quadrant IV. Thus, if $\sin{\theta}=-\dfrac{3}{\sqrt{10}}$. then the angle $\theta$ terminates either in Quadrant III or Quadrant IV.

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.