# Double Angle Identities Quiz Questions and Answers 87 PDF Book Download

Double angle identities quiz, double angle identities MCQs answers, college math quiz 87 to learn online college math courses. College and university courses MCQs, trigonometric identities quiz questions and answers, double angle identities multiple choice questions to practice math MCQs with answers. Learn double angle identities MCQs, career test on when q(x) has non-repeated linear factors, parametric functions, double angle identities test prep for online certifications.

Practice double angle identities career test with multiple choice question (MCQs): 2cosαcosβ =, with choices 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) for online math degree. Learn trigonometric identities questions and answers for scholarships exams' problem-solving, assessment test.

## Quiz on Double Angle Identities Worksheet 87Quiz Book 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