# Trigonometric Identities Multiple Choice Questions and Answers 1 PDF Download

Trigonometric identities multiple choice questions, learn college math online test prep 1 for e-learning, free online courses prep. Practice triple angle identities multiple choice questions (MCQs), trigonometric identities quiz questions and answers. Learn triple angle identities, trigonometric identities, online math learning, basic trigonometry formulas, trigonometric ratios of allied angles ETS GRE test prep for online math courses distance learning.

Study trigonometric identities quiz with multiple choice questions, cos3α =, for bachelor degree and masters in mathematics degree courses with choices 4cos³α - 3cosα, 4sinα - 3sin³α, 3cos³α - 4cosα, 3sinα - 4sin³α for scholars competing for college and universities' scholarships with college board ACT prep. Practice skills assessment test for online learning triple angle identities quiz questions with college math MCQs for math certification competitive exam prep.

## MCQ on Trigonometric Identities Test 1Quiz PDF Download

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 terminal arm of angle lies in quadrant

- 1
- 2
- 3
- 4

A