# Double Angle Identities Multiple Choice Questions and Answers 1 PDF Book Download

Double angle identities multiple choice questions (MCQs), double angle identities test prep to learn college math quiz 1 for degree certificate free online courses. Learn double angle identities multiple choice questions (MCQs), double angle identities quiz questions and answers. Free e-learning tutorial on double angle identities test prep for online algebra problems courses distance learning.

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

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