# Trigonometric Identities Multiple Choice Questions Test 1 pdf Download

Practice college math test 1 with MCQ on triple angle identities online for learning. Practice trigonometric identities multiple choice questions (MCQ) on triple angle identities, trigonometric identities, online math learning, basic trigonometry formulas, trigonometric ratios of allied angles,. Free study guide has answering options 4cos^{3}α - 3cosα, 4sinα - 3sin^{3}α, 3cos^{3}α - 4cosα and 3sinα - 4sin^{3}α of multiple choice questions (MCQ) as cos3α = to test learning skills. Study to learn triple angle identities quiz questions to practice MCQ based online exam preparation test.

## MCQ on Trigonometric Identities - Test 1

MCQ. Cos3α =

- 4sinα - 3sin
^{3}α. - 4cos
^{3}α - 3cosα. - 3cos
^{3}α - 4cosα. - 3sinα - 4sin
^{3}α.

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