# Double Angle Identities Quiz Questions and Answers 87 PDF Download

Learn double angle identities quiz online, college math test 87 for online learning, distance learning courses. Free trigonometric identities quiz, double angle identities quiz questions and answers to learn math MCQs with answers. Practice tests for educational assessment on double angle identities MCQs with answers, arithmetic mean (am), when q(x) has non-repeated linear factors, parametric functions, double angle identities practice test for online math tricks courses distance learning.

Free online double angle identities course worksheet has multiple choice question: 2cosαcosβ = with options 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) with online most common interview questions with answer key for fresh and experienced graduates, study trigonometric identities multiple choice questions based quiz question and answers.

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

Double Angle Identities Quiz

MCQ: 2cosαcosβ =

- cos(α + β)+ cos(α - β)
- cos(α + β)- cos(α - β)
- sin(α + β)+ sin(α - β)
- sin(α + β)- sin(α - β)

A

Parametric Functions Quiz

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

- circle
- parabola
- ellipse
- hyperbola

D

Double Angle Identities Quiz

MCQ: Cos(α + β)-cos(α - β) =

- 2sinαcosβ
- 2cosαsinβ
- 2cosαcosβ
- −2sinαsinβ

D

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

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

- 1/2(x-a) + 1/2(x+a)
- 1/2(x²-a) + 1/2(x+a)
- 1/2(x²+a) + 1/2(x-a)
- 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

- geometric sequences
- arithmetic sequences
- real sequence
- complex sequences

A