College Math Practice Test 51

Harmonic Mean Quiz Answers PDF - 51

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The Quiz: H₁,H₂,…,Hⁿ are said to be n harmonic means between a and b if a,H₁,H₂…,Hⁿ,b form PDF, "Harmonic Mean" App (Android & iOS) Free with a.p, h.p, g.p, and harmonic series choices for colleges that offer online courses. Practice sequences and series questions and answers, Google eBook to download free sample for accredited online college courses.

Math Quiz Online: Harmonic Mean MCQs PDF Download - 51

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

A) H.P

B) A.P

C) G.P

D) Harmonic series

MCQ: 1 + tanαtan2α =

A) −sec2α

B) −cosec2α

C) cosec2α

D) sec2α

MCQ: Csc²θ/2-cot²θ/2 =

A) 1

B) −1

C) 0

D) sec²2θ

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

A) aⁿ = a+(n-1)d

B) aⁿ = 1/a+(n-1)d

C) aⁿ = a/1+(n-1)d

D) aⁿ = a/a+(n-1)d

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

A) a(b/a)^n/n+1

B) a(b/a)^m/n+1

C) b(a/b)^m/n+1

D) ab

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