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Solving Trigonometric Equations
Worksheet
Grade Level
Algebra II
ALG2.199 Solving Trigonometric Equations
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🔴 Hard
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Solve cos(2x)=-1/2 on pi <= x < 3pi.
A
{pi/3, 2pi/3, 4pi/3, 5pi/3}
B
{4pi/3, 5pi/3, 7pi/3, 8pi/3}
C
{4pi/3, 5pi/3}
D
{7pi/6, 5pi/3, 13pi/6, 8pi/3}
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