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# Double Angle Identities Quiz Questions 87 Tests pdf Download

Learn quiz on double angle identities, college math quiz 87 to practice. Free math MCQs questions and answers to learn double angle identities MCQs with answers. Practice MCQs to test knowledge on double angle identities, parametric functions, when q(x) has non-repeated linear factors, arithmetic mean (am) worksheets.

Free double angle identities worksheet has multiple choice quiz questions as 2cosαcosβ =, answer key with choices as cos(α + β)+ cos(α - β), cos(α + β)- cos(α - β), sin(α + β)+ sin(α - β) and sin(α + β)- sin(α - β) to test study skills. For eLearning, study online trigonometric identities multiple choice questions based quiz questions and answers.

## Quiz on Double Angle Identities Quiz pdf Download Worksheet 87

Double Angle Identities Quiz

MCQ. 2cosαcosβ =

1. cos(α + β)+ cos(α - β)
2. cos(α + β)- cos(α - β)
3. sin(α + β)+ sin(α - β)
4. sin(α + β)- sin(α - β)

A

Parametric Functions Quiz

MCQ. X = asecθ, y = btanθ are parametric equations of

1. circle
2. parabola
3. ellipse
4. hyperbola

D

Double Angle Identities Quiz

MCQ. Cos(α + β)-cos(α - β) =

1. 2sinαcosβ
2. 2cosαsinβ
3. 2cosαcosβ
4. −2sinαsinβ

D

when Q(x) has non-repeated linear factors Quiz

MCQ. X/(x+a)(x-a) =

1. 1/2(x-a) + 1/2(x+a)
2. 1/2(x2-a) + 1/2(x+a)
3. 1/2(x2+a) + 1/2(x-a)
4. None of Above

A

Arithmetic Mean (AM) Quiz

MCQ. A sequence in which any term divided by its immediate previous term gives a constant is called

1. geometric sequences
2. arithmetic sequences
3. real sequence
4. complex sequences

A

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