# Introduction to Sets Functions & Groups Quiz Questions and Answers 67 PDF Download

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## Quiz on Introduction to Sets Functions & Groups Worksheet 67Quiz PDF Download

Introduction to Sets, Functions & Groups Quiz

MCQ: If n(A ) = m, then N_{p}(A) =

- 2
^{m} - 2
^{n} - 2
^{2m} - 3
^{3m}

A

Double Angle Identities Quiz

MCQ: 2sinαcosβ =

- cos(α + β)+ cos(α - β)
- cos(α + β)- cos(α - β)
- sin(α + β)+ sin(α - β)
- sin(α + β)- sin(α - β)

C

Domains & Ranges Quiz

MCQ: Range of cot(x) is

- [-1 1]
- R
- R-{x|x = 1/2(2n+1)π/2,nεZ}
- R-{x|x = nπ,nεZ}

B

Math Functions Quiz

MCQ: Tanh(x) =

- e
^{x}+ e^{-x/2} - e
^{x}- e^{-x/2} - e
^{x}- e^{-x/e}^{x}+ e^{-x} - e
^{x}+ e^{-x/e}^{x}- e^{-x}

C

Harmonic Mean Quiz

MCQ: Harmonic mean between two numbers a and b is

- a+b/2ab
- a-b/2ab
- 2ab/(a+b)
- 2ab/a-b

C