# Double Angle Identities Quiz Questions and Answers 87 PDF Download

Double angle identities quiz questions, learn college math online test prep 87 for distance learning, online degrees courses. Colleges and universities courses' MCQs on trigonometric identities quiz, double angle identities multiple choice questions and answers to learn math MCQs with answers. Practice double angle identities MCQs, ETS GRE test prep on 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.

Study double angle identities online courses with multiple choice question (MCQs), 2cosαcosβ =, for bachelor degree and masters degree in mathematics questions with choices cos(α + β)+ cos(α - β), cos(α + β)- cos(α - β), sin(α + β)+ sin(α - β), sin(α + β)- sin(α - β) with online most common interview questions with answer key for fresh and experienced graduates. Learn trigonometric identities questions and answers with problem-solving skills assessment test.

## Quiz on Double Angle Identities Worksheet 87Quiz 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