Solving Double Angle Equations

Solving Double Angle Equations

11th - 12th Grade

16 Qs

quiz-placeholder

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Solving Double Angle Equations

Solving Double Angle Equations

Assessment

Quiz

Mathematics

11th - 12th Grade

Hard

CCSS
HSF.TF.C.9, HSF.TF.C.8

Standards-aligned

Created by

Barbara White

FREE Resource

16 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

If cosx = - 4/5, find csc if in quadrant II
1/2
-3/5
5/3
√3/2

Tags

CCSS.HSF.TF.C.8

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

expand
cos(2θ)
cos2θ-sin2θ
2sinθcos
2cos2+1
sin2θ-1

Tags

CCSS.HSF.TF.C.9

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

expand
sin(2θ)
½sinθ/cosθ
sinθcosθ/2
2sinθcosθ
2sin2θ-cos2θ

Tags

CCSS.HSF.TF.C.9

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

expand 
tan(2θ)
2cos2θ/1-sin2θ
sin2θ/cos2θ
2tanθ/1-tan2θ
2/cotθ+tanθ

Tags

CCSS.HSF.TF.C.9

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Use a double-angle or half-angle identity to find the exact value of each expression
sin θ = −3/5 in Quadrant 4. Find tan θ/2
-1/3
-√3
√3/3
-1

Tags

CCSS.HSF.TF.C.9

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Use a double-angle or half-angle identity to find the exact value of each expression
cos θ = 4/5 and is located in the fourth quadrant. Find sin 2θ
-1/5
24/25
-24/25
-25/24

Tags

CCSS.HSF.TF.C.9

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Use a double-angle identity to find the exact value of each expression
sin θ = −3/5 and is located in the fourth quadrant. Find tan 2θ
-24/7
24/7
1
-1
-3/4

Tags

CCSS.HSF.TF.C.9

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