# Double Angle Identities Multiple Choice Questions Test 1 Tests pdf Download

Practice double angle identities multiple choice questions (MCQs), math test 1 online to learn. Practice double angle identities MCQs questions and answers on double angle identities with answers. Free double angle identities study guide has answer key with choices as cotαcotβ+1/cotα-cotβ, cotαcotβ-1/cotα+cotβ, cotαcotβ+1/cotα+cotβ and none of above of multiple choice questions (MCQ) as cot(α + β) = to test learning skills. Study to learn double angle identities quiz questions to practice MCQ based online 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) =

- cos
^{2}α-sin^{2}β - sin
^{2}α-cos^{2}β - 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