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

Learn double angle identities MCQs, mastering math test 1 for online learning, course exam prep. Practice double angle identities MCQs, double angle identities multiple choice questions and answers on double angle identities test for online algebra problems courses distance learning.

Free online double angle identities quiz, self-study student guide has multiple choice question: cot(α + β) = with options cotαcotβ+1/cotα-cotβ, cotαcotβ-1/cotα+cotβ, cotαcotβ+1/cotα+cotβ and none of above for online bachelor of science, masters of science and bachelor degree courses preparation. Study to learn online double angle identities quiz questions with college math MCQs for math certification competitive exam prep.

## MCQ on Double Angle Identities Test 1 Quiz PDF 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