Review for 7.8 - 8.4 Quiz Math analysis and trig

Find the general solution of the equation.

• π/4+2πpn

• π/4+2πn; 7π/4+2πpn

• 7π/4+2πpn

• π/4, 7π/4

Find the general solution of the equation.

• 0
• 2π
• 2πn
• No Solution

Tags

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.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

• No solution

• π/3 +2πn, 5π/3 +2πn

• π/6 +2πn, 11π/6 +2πn

• 2π/3 +2πn, 4π/3 +2πn

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

• cos²x

• sin²x

• cot²x

• tan²x

5) tanxcotx-cos²x

• tanx

• cotx

• sin²x

• cos²x

• sin x

• cos x

• tan x

• 1

Simplify

• 1

• cos²(x)

• sin²(x)

• -1