Simplify Trig Expressions Using Sum and Difference Identities

Simplify Trig Expressions Using Sum and Difference Identities

11th - 12th Grade

18 Qs

quiz-placeholder

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Simplify Trig Expressions Using Sum and Difference Identities

Simplify Trig Expressions Using Sum and Difference Identities

Assessment

Quiz

Mathematics

11th - 12th Grade

Hard

CCSS
HSF.TF.C.9, HSF.TF.B.7

Standards-aligned

Created by

Barbara White

FREE Resource

18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Write the following expression as the sine, cosine, or tangent of an angle.
cos(175)cos(55)+sin(175)sin(55)
sin(120)
cos(120)
cos(230)
sin(230)

Tags

CCSS.HSF.TF.C.9

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

solve
cos(π/3)cos(2π/3)-sin(π/3)cos(2π/3)
1
-1
1/2
-1/2

Tags

CCSS.HSF.TF.C.9

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Please choose the correct sum and difference formula:
sin (α-β) =
sin α cos β + cos α sin β
sin α cos β - cos α sin β
cos α cos β - sin α sin β
cos α cos β + sin α sin β

Tags

CCSS.HSF.TF.C.9

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Please choose the correct sum and difference formula:
cos (α+β) =
sin α cos β + cos α sin β
sin α cos β - cos α sin β
cos α cos β - sin α sin β
cos α cos β + sin α sin β

Tags

CCSS.HSF.TF.C.9

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Please choose the correct sum and difference formula:
cos (α-β) =
sin α cos β + cos α sin β
sin α cos β - cos α sin β
cos α cos β - sin α sin β
cos α cos β + sin α sin β

Tags

CCSS.HSF.TF.C.9

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Please choose the correct sum and difference formula:
tan (α+β) =
(tan α + tan β) / (1 - tan α tan β)
(tan α + tan β) / (1 + tan α tan β)
(1 - tan α tan β) / (tan α + tan β)
(1 - tan α tan β) / (tan α + tan β)

Tags

CCSS.HSF.TF.C.9

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Please choose the correct sum and difference formula:
sin (α+β) =
sin α cos β + cos α sin β
sin α cos β - cos α sin β
cos α cos β - sin α sin β
cos α cos β + sin α sin β

Tags

CCSS.HSF.TF.C.9

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