Trig Equations Practice

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CCSS.HSF.TF.B.7

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CCSS.HSF.TF.B.7

• A
• B
• C
• D

Tags

CCSS.HSF.TF.B.7

• A
• B
• C
• D

Tags

CCSS.HSF.TF.B.7

• A
• B
• C
• D

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CCSS.HSF.TF.B.7

Solve
2cos²θ -1=0
on θ∈[0, 2π)

• θ = π /4, 7π /4
• θ = π /4, 3π /4
• θ = 3π /4, 5π /4
• θ = π /4, 3π /4, 5π /4, 7π /4

Tags

CCSS.HSF.TF.B.7

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• B
• C
• D

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CCSS.HSF.TF.B.7

Solve on the Interval [0,2π)
(2sin x - 1)(8 - 4cos x) = 0

• π/6, 5π/6
• π/3, 5π/3
• π/3, 5π/3, π/6, 5π/6
• No solution

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CCSS.HSF.TF.B.7

Solve on the domain [0, 2π)
2sin x cos x = √2 cos x

• π/2, 3π/2
• 0, π/4, 3π/4
• π/2, 3π/2, π/4, 3π/4
• No solution

Tags

CCSS.HSF.TF.B.7

Solve on the domain [0, 2π)
cos² x + sin x + 1 = 0

• π
• 3π/2
• π/6, 5π/6, 3π/2
• No solution

Tags

CCSS.HSF.TF.B.7