### Home > INT3 > Chapter 11 > Lesson 11.1.4 > Problem 11-46

11-46.

Without using a calculator, write two solutions to each of the following equations for 0º ≤

*θ*< 360º. Homework Help ✎sin(

*θ*) =tan(

*θ*) =cos(

*θ*) =sin(

*θ*) = −

One answer is *θ* = 30°

Tangent is positive in quadrants I and III.

*θ* = 30°, 330°

Sine is negative in quadrants III and IV.