PreCal SOS #8 Practice

Find the general solution of the equation.

• π/4+2πpn
• π/4+2πn; 7π/4+2πpn
• 7π/4+2πpn
• π/4, 7π/4

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

CCSS.HSF.TF.A.4

CCSS.HSF.TF.B.7

Find the solution on the interval [0, 2π)

• π/6; 5π/6; 7π/6; 11π/6
• π/6; 5π/6
• 7π/6; 11π/6
• π/6+2πn; 5π/6+2πn

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

CCSS.HSF.TF.A.4

Find the solution over the interval [0, 2π)

• π/3; 5π/3
• π/3
• 5π/3
• π/3+2πn; 5π/3+2πn

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

CCSS.HSF.TF.A.4

CCSS.HSF.TF.B.7

Solve on the domain [0, 2π)
1/2sec x - 1 = 0

• π/6, 5π/6
• π/3, 5π/3
• 2π/3, 4π/3
• 7π/6, 11π/6

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.4

CCSS.HSF.TF.B.7

Solve sinθ = ½ on θ∈[0, 2π)

• θ = π / 6,  7π / 6
• θ = π / 6,  5π / 6
• θ = 5π / 6,  7π / 6
• θ = 7π / 6,  11π / 6

Tags

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

CCSS.HSF.TF.A.4

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.HSA.REI.B.4

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.4

Simplify sin²(x) - cos(x)sec(x)

• sec²(x)

• cos²(x)

• -cos²(x)

• -sec²(x)

Simplify (sec²x)(1 - sin²x)

• -cos(x)

• 1

• -1

• -sin(x)

cot(90⁰-θ) is equivalent to ?

• tanθ
• sinθ
• cosθ
• secθ

Tags

CCSS.HSG.SRT.C.7

• sec(u)

• cos(u)

• tan(u)

• sin(u)

• csc(u)

Tags

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.8

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8