# Basic Function Quiz Questions and Answers PDF Download eBook p. 16

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"A function whose range consists of just one element is called is", basic function Multiple Choice Questions (MCQs) with choices *one-one function, onto function, constant function, and identity function* for best online GRE prep class. Practice number system questions and answers to improve problem solving skills for best ACT prep courses online.

## Quiz on Basic Function PDF Download eBook

MCQ: A function whose range consists of just one element is called is

- onto function
- one-one function
- constant function
- identity function

C

MCQ: The arithmetic mean between 2+√(2) and 2-√(2) is

- 2
- √(2)
- 0
- 4

A

MCQ: If k is a constant, then the function f:x→k is

- constant function
- cubic function
- quadratic function
- identity function

A

MCQ: 2¹ + 2² +2³ +….+2^{n} =

- 2(2
^{n}- 1) - 2(2
^{n-1}-1) - 2(2
^{n+1}-1) - None of Above

A

MCQ: The fifth term of the sequence a^{n} = 2n+3 is

- −13
- −7
- 7
- 13

D