# Double Angle Identities MCQs Quiz Online PDF Download eBook

Double Angle Identities Multiple Choice Questions (MCQ), double angle identities quiz answers PDF to practice college math test for online degree programs. Learn double angle identities Multiple Choice Questions and Answers (MCQs), "Double Angle Identities" quiz questions and answers for best SAT prep courses online. Learn double angle identities test prep for GRE subject test tutoring.

"Cot(α + β) =" Multiple Choice Questions (MCQ) on double angle identities with choices *cotαcotβ-1/cotα+cotβ, cotαcotβ+1/cotα-cotβ, cotαcotβ+1/cotα+cotβ, and none of above* for best SAT prep courses online. Practice merit scholarships assessment test, online learning double angle identities quiz questions for competitive exams in math majors for best online SAT prep class.

## MCQs on Double Angle Identities PDF Download eBook

MCQ: cot(α + β) =

- cotαcotβ-1/cotα+cotβ
- cotαcotβ+1/cotα-cotβ
- cotαcotβ+1/cotα+cotβ
- None of Above

A

MCQ: 1+cos2α =

- 2sinα
- 2cosα
- 2secα
- 2cos²α

D

MCQ: cos(α + β)cos(α - β) =

- cos²α-sin²β
- sin²α-cos²β
- 2cosα
- 2sinα

B

MCQ: cosecθ+2cosec2θ/secθ =

- tanα/2
- −tanα/2
- −cotα/2
- cotα/2

B

MCQ: cos2α =

- 1+ tan²α/1 - tan²
- 2tanα/1 - tan²
- 1- tan²α/1 + tan²
- None of Above

C