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Class 12 Maths Practice Test - Types of Functions
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Avg score: 86% • Most missed: “Let M={5,6,7,8} and N={3,4,9,10}. Which one of the following functions is neithe…”
Class 12 Maths Practice Test - Types of Functions
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10 Questions

1. The function f:R→R defined as f(x)=7x+4 is both one-one and onto.
2. A function f:R→R defined by f(x)=5x4+2 is one – one but not onto.
3. The following figure represents which type of function?
mathematics-questions-answers-types-functions-q2
4. The following figure depicts which type of function?
5. A function f∶N→N is defined by f(x)=x2+12. What is the type of function here?
6. Let A={1,2,3} and B={4,5,6}. Which one of the following functions is bijective?
7. The following figure depicts which type of function?
mathematics-questions-answers-types-functions-q6 />
8. Let P={10,20,30} and Q={5,10,15,20}. Which one of the following functions is one – one and not onto?
9. A function f:R→R is defined by f(x)=5x3-8. The type of function is _________________
10. Let M={5,6,7,8} and N={3,4,9,10}. Which one of the following functions is neither one-one nor onto?

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