Practice harmonic mean quiz, college math quiz online 51 to learn. Free math MCQs questions and answers to learn harmonic mean MCQs with answers. Practice MCQs to test knowledge on harmonic mean, double angle identities, trigonometry problems, harmonic progression (hp), geometric mean worksheets.

Free harmonic mean worksheet has multiple choice quiz question as h1,h2,…,hn are said to be n harmonic means between a and b if a,h1,h2…,hn,b form, answer key with choices as h.p, a.p, g.p and harmonic series problem solving to test study skills. For viva learning help and jobs' interview preparation tips, study online sequences & series multiple choice questions based quiz question and answers.

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 the first term and the common difference of the A.P respectively, then the 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 the total number of geometric mean between a and b than the 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