Triple angle identities MCQs, triple angle identities quiz answers to learn math courses online. Trigonometric identities multiple choice questions (MCQs), triple angle identities quiz questions and answers for online bachelor degree. Learn trigonometric ratios of allied angles, double angle identities, triple angle identities test prep for online certifications.

Practice trigonometric identities test MCQs: cos3α =, with choices 4sinα - 3sin³α, 4cos³α - 3cosα, 3cos³α - 4cosα, and 3sinα - 4sin³α for online bachelor degree. Practice assessment test for scholarships, online learning triple angle identities quiz questions for competitive assessment in math major.

MCQ: Cos3α =

1. 4sinα - 3sin³α
2. 4cos³α - 3cosα
3. 3cos³α - 4cosα
4. 3sinα - 4sin³α

A

MCQ: Sin5θ+sin7θ =

1. sin6θcosθ
2. cos6θsinθ
3. tan2θtanθ
4. 2sin6θcosθ

D

MCQ: Sin3θ/sinθ +cos3θ/cosθ =

1. sinθ
2. 2cot2θ
3. cosθ
4. cosθ

B

MCQ: Cosθ+cos3θ/2sinθsin2θ =

1. tan2θtanθ
2. cot2θcotθ
3. −tan2θtanθ
4. sin2θtanθ

B

MCQ: 2sin7θcos3θ =

1. tan2θtanθ
2. cot2θcotθ
3. −tan2θtanθ
4. sin10θ+sin4θ

D