# 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 quiz, online 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