College Math Certification Exam Tests

College Math Practice Test 67

The *Introduction to Sets Functions and Groups Quiz Questions and Answers PDF*, Introduction to Sets Functions and Groups Quiz Answers PDF e-Book download Ch. 11-67 to solve College Math Practice Tests. Learn Sets, Functions and Groups MCQ Questions PDF, Introduction to Sets Functions and Groups Multiple Choice Questions (MCQ Quiz) to learn online certification courses. The *Introduction to Sets, Functions and Groups Quiz* App: Free download educational app for introduction to sets, functions and groups, double angle identities, domains and ranges, math functions, harmonic mean test prep for colleges that offer certificate programs.

The Quiz: *If n(A ) = m, then N _{p}(A) =;* "Introduction to Sets Functions & Groups Quiz" App (iOS & Android) with answers: 2

*If n(A ) = m, then N _{p}(A) =*

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

a

*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

*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

*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

*The harmonic mean between the two numbers a and b is*

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

c

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