(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

Find all solutions to the equation below such that -180° [tex]\leq[/tex] x [tex]\leq[/tex] 90°

2sin^{2}x + sinx = 0

2. Relevant equations

3. The attempt at a solution

2sin^{2}x + sinx = 0

sinx[2sinx + 1] = 0

sin x = 0 sinx= -1/2

x = {0° + 360°n

{-180° + 360°n

n[tex]\epsilon[/tex]I

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# Homework Help: Solving Equations Using the Unit Circle

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