Solving Trig Equations

Solving Trig Equations

11th Grade

25 Qs

quiz-placeholder

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Solving Trig Equations

Solving Trig Equations

Assessment

Quiz

Mathematics

11th Grade

Practice Problem

Medium

CCSS
HSF.TF.B.7

Standards-aligned

Created by

Jennifer Gray

Used 16+ times

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Choose a good way to start solving this equation

tanx sin2x = 2 tanx

divide tanx from both sides

factor out tanx

subtract 2 tanx from the left and then factor tanx out

cancel sin2x out

Tags

CCSS.HSF.TF.B.7

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Solve on the domain [0, 2π)

0 = sinx(sinx − 1)

0, π

0, π, ½π

½π

0, 90, 270

Tags

CCSS.HSF.TF.B.7

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is a correct way to solve the equation

cosx(2cosx − 3) = 0?

divide cos x from both sides

set each factor equal to 0 and solve

distribute cosx into the parentheses

guess and hope for the best

Tags

CCSS.HSF.TF.B.7

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve on the domain [0, 2π)

tan(x)+1=2

0 and π

3π/4 and 7π/4

π/4 and 5π/4

3π/4 and 5π/4

Tags

CCSS.HSF.TF.B.7

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Solve on the domain [0, 2π)

2cos2θ -1 = 0

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

6.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

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.B.7

7.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Solve on the domain [0, 2π)
4sin2x = 3

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

Tags

CCSS.HSF.TF.B.7

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