# Trigonometric Identities MCQ Questions and Answers PDF Download eBook - 1

Practice Trigonometric Identities Multiple Choice Questions and Answers PDF, trigonometric identities MCQs with answers PDF worksheets, college math test 1 for online college programs. Learn triple angle identities MCQs, "Trigonometric Identities" quiz questions and answers for admission and merit scholarships test. Learn triple angle identities, trigonometric identities, online math learning, basic trigonometry formulas, trigonometric ratios of allied angles career test for free online college courses.

"Cos3α =" Multiple Choice Questions (MCQ) on trigonometric identities with choices *4cos³α - 3cosα, 4sinα - 3sin³α, 3cos³α - 4cosα, and 3sinα - 4sin³α* for ACT subject test tutoring. Practice triple angle identities quiz questions for jobs' assessment test and online courses to learn free online courses.

## MCQs on Trigonometric Identities Quiz PDF Download eBook

MCQ: Cos3α =

- 4sinα - 3sin³α
- 4cos³α - 3cosα
- 3cos³α - 4cosα
- 3sinα - 4sin³α

A

MCQ: Tan(α + β) =

- tanα-tanβ/1 + tanαtanβ
- tanα+tanβ/1 - tanαtanβ
- cotα+cotβ/1-cotαcotβ
- cotα-cotβ/1 + cotαcotβ

B

MCQ: Cos(-435°) =

- cos15°
- −cos15°
- −sin15°
- sin15°

D

MCQ: Cosθ + cosπ =

- −2sin(θ + π/2)sin(θ-π/2)
- 2cos(θ + π/2)sin(θ-π/2)
- 2cos(θ + π/2)cos(θ-π/2)
- None of Above

C

MCQ: If tanθ < 0, sinθ < 0, then the terminal arm of the angle lies in the quadrant

- 1
- 2
- 3
- 4

A