Simplify Trig Expressions Using Sum and Difference Identities

Simplify Trig Expressions Using Sum and Difference Identities

12th Grade

20 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

12th Grade

Hard

Created by

Anthony Clark

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 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)

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the exact value of the expression.
cos(20)cos(40) - sin(20)sin(40)

1/4

1/2

√(3)/2

√(3)

3.

MULTIPLE CHOICE QUESTION

1 min • 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

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image
A
B
C
D

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image
A
B
C
D

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image
A
B
C
D

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image
A
B
C
D

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