# Double Angle Identities Multiple Choice Questions 1 PDF Download

Learn double angle identities multiple choice questions (MCQs), math test 1 for online course prep exams. Practice double angle identities MCQs questions and answers on double angle identities for college degree courses preparation guide.

Free double angle identities quiz online, study guide has multiple choice question on cot(α + β) = with options cotαcotβ+1/cotα-cotβ, cotαcotβ-1/cotα+cotβ, cotαcotβ+1/cotα+cotβ and none of above to test online e-learning skills for viva exam prep and job's interview questions with answers key. Study to learn double angle identities quiz questions with online learning MCQs for competitive exam preparation test.

## MCQ on Double Angle Identities Quiz PDF Download Test 1

MCQ. Cot(α + β) =

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

A

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. 1 + tanαtan2α =

- −sec2α
- −cosec2α
- cosec2α
- sec2α

D

MCQ. 1 - cosα/sinα =

- tanα/2
- −tanα/2
- −cotα/2
- None of Above

A