# Harmonic Mean Quiz Questions and Answers 51 PDF Download

Learn harmonic mean quiz online, college math test 51 for online learning, distance learning courses. Free sequences & series quiz, harmonic mean multiple choice questions and answers to learn math quiz with answers. Practice tests for educational assessment on harmonic mean test with answers, geometric mean, harmonic progression (hp), trigonometry problems, double angle identities, harmonic mean practice test for online algebra courses distance learning.

Free online harmonic mean course worksheet has multiple choice quiz question: h1,h2,…,hn are said to be n harmonic means between a and b if a,h1,h2…,hn,b form with options h.p, a.p, g.p and harmonic series for e-learning, online colleges' competitive exams to get financial aids in colleges and high schools, study sequences & series multiple choice questions based quiz question and answers.

## Quiz on Harmonic Mean Worksheet 51 Quiz PDF Download

Harmonic Mean Quiz

MCQ: H1,H2,…,Hn are said to be n harmonic means between a and b if a,H1,H2…,Hn,b form

1. H.P
2. A.P
3. G.P
4. Harmonic series

A

Double Angle Identities Quiz

MCQ: 1 + tanαtan2α =

1. −sec2α
2. −cosec2α
3. cosec2α
4. sec2α

D

Trigonometry Problems Quiz

MCQ: Csc²θ/2-cot²θ/2 =

1. 1
2. −1
3. 0
4. sec²2θ

B

Harmonic Progression (HP) Quiz

MCQ: If a and d are first term and common difference of A.P respectively, then nth term of corresponding H.P is

1. an = a+(n-1)d
2. an = 1/a+(n-1)d
3. an = a/1+(n-1)d
4. an = a/a+(n-1)d

B

Geometric Mean Quiz

MCQ: If n is total number of geometric mean between a and b than nth geometric mean between a and b is

1. a(b/a)n/n+1
2. a(b/a)m/n+1
3. b(a/b)m/n+1
4. ab

B