# Trigonometric Identities Multiple Choice Questions and Answers 1 PDF Download

Learn trigonometric identities multiple choice questions, online math test 1 for colleges and universities test prep with e-learning degree, online courses. Practice triple angle identities multiple choice questions (MCQs), trigonometric identities quiz questions and answers on triple angle identities, trigonometric identities, online math learning, basic trigonometry formulas, trigonometric ratios of allied angles career test for online math courses distance learning.

Study bachelor degree and masters in mathematics degree courses, online trigonometric identities quiz, study guide has multiple choice question (MCQs): cos3α = with options 4cos³α - 3cosα, 4sinα - 3sin³α, 3cos³α - 4cosα and 3sinα - 4sin³α for scholars competing for college and universities' scholarships with college board ACT prep. Practice skills assessment test to learn online 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