# Basic Trigonometry Formulas MCQs Quiz Online PDF Download

Learn basic trigonometry formulas MCQs, math test for online courses learning and test prep to practice. Trigonometric identities quiz has multiple choice questions (MCQ), basic trigonometry formulas quiz questions and answers to learn for online math teacher course test.

College math practice test MCQ on cosθ + cosπ = with options −2sin(θ + π/2)sin(θ-π/2), 2cos(θ + π/2)sin(θ-π/2), 2cos(θ + π/2)cos(θ-π/2) and none of above problem solving skills for viva, competitive exam prep, interview questions with answer key. Free study guide is for online learning basic trigonometry formulas quiz with MCQs to practice test questions with answers.

## MCQs on Basic Trigonometry Formulas Quiz PDF Download

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. Tan(α - β) =

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

A

MCQ. Cot(α - β) =

- cotα-cotβ/1 + cotαcotβ
- cotα+cotβ/1-cotαcotβ
- cotαcotβ-1/cotα+cotβ
- cotαcotβ+1/cotα+cotβ

B

MCQ. Cot(α + β) =

- cotα-cotβ/1 + cotαcotβ
- cotα+cotβ/1-cotαcotβ
- cotαcotβ-1/cotα+cotβ
- cotαcotβ+1/cotα+cotβ

C

MCQ. Cosα =

- 1-2sin²α/2
- 2cos²α/2+1
- 2cos²α-1
- 2cos²α-1

A