# Basic Trigonometry Formulas MCQs Quiz Online PDF eBook Download

Practice *basic trigonometry formulas MCQs*, basic trigonometry formulas quiz answers for online college degree courses. Learn trigonometric identities multiple choice questions & answers (MCQs), basic trigonometry formulas quiz questions and answers for colleges that offer certificate programs. Learn trigonometric identities, trigonometric ratios of allied angles, double angle identities, sine cosine tangent, basic trigonometry formulas test prep for SAT subject test tutoring.

Learn trigonometric identities MCQ: *cosθ + cosπ =*, with choices −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 for colleges that offer certificate programs. Practice merit scholarships assessment test, online learning basic trigonometry formulas quiz questions for competitive exams in math majors for SAT subject test tutoring.

## MCQs on Basic Trigonometry Formulas PDF eBook 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