# Introduction to Sets Functions and Groups Quiz Questions and Answers PDF Download eBook p. 67

Introduction to Sets Functions and Groups quiz questions and answers, introduction to sets functions and groups MCQs with answers PDF 67 to practice math mock tests for online graduate programs. Practice "Sets, Functions and Groups" quiz questions with answers, introduction to sets functions and groups Multiple Choice Questions (MCQs) for online college degrees. Free introduction to sets, functions and groups MCQs, harmonic mean, math functions, domains and ranges, double angle identities, introduction to sets, functions and groups test prep for best ACT prep courses online.

"If n(A ) = m, then N_{p}(A) =", introduction to sets functions and groups Multiple Choice Questions (MCQs) with choices *2 ^{n}, 2^{m}, 2^{2m}, and 3^{3m}* for free online college courses. Practice sets, functions and groups questions and answers to improve problem solving skills for colleges that offer online classes.

## Quiz on Introduction to Sets Functions & Groups PDF Download eBook

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

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

A

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

MCQ: The range of cot(x) is

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

B

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

MCQ: The harmonic mean between the two numbers a and b is

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

C