JEE & NEETJEE Mathematics

JEE Main Maths 100+ MCQ & Answer | Page-02 | JEE & NEET MCQ

11.
A function f:R→R defined by f(x)=5x4+2 is one – one but not onto.

12.
Let A={1,2,3} and B={4,5,6}. Which one of the following functions is bijective?

13.
Let M={5,6,7,8} and N={3,4,9,10}. Which one of the following functions is neither one-one nor onto?

14.
What is the value of sin-1(sin 6)?

15.
What will be the value of x + y + z if cos-1 x + cos-1 y + cos-1 z = 3π?

16.
Which value is similar to sin-1sin(6 π/7)?

17.
What is the value of sin-1(-x) for all x belongs to [-1, 1]?

18.
What is the value of cos-1(-x) for all x belongs to [-1, 1]?

19.
What is the value of sin-1(sin 6)?

20.
What will be the value of x + y + z if cos-1 x + cos-1 y + cos-1 z = 3π?

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