Learn double angle identities MCQs, math test for online learning courses, test prep to practice test. Double angle identities multiple choice questions (MCQs), double angle identities quiz questions and answers, double angle identities tutorials for online algebra problems courses distance learning.

College math practice test MCQ: 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. Free study guide is for online learning double angle identities quiz with MCQs to practice test questions with answers.

MCQ: Cot(α + β) =

1. cotαcotβ-1/cotα+cotβ
2. cotαcotβ+1/cotα-cotβ
3. cotαcotβ+1/cotα+cotβ
4. None of Above

A

MCQ: 1+cos2α =

1. 2sinα
2. 2cosα
3. 2secα
4. 2cos²α

D

MCQ: Cos(α + β)cos(α - β) =

1. cos²α-sin²β
2. sin²α-cos²β
3. 2cosα
4. 2sinα

B

MCQ: Cosecθ+2cosec2θ/secθ =

1. tanα/2
2. −tanα/2
3. −cotα/2
4. cotα/2

B

MCQ: Cos2α =

1. 1+ tan²α/1 - tan²
2. 2tanα/1 - tan²
3. 1- tan²α/1 + tan²
4. None of Above

C