Which of the following functions are injective functions ?
none of these.
As we learned
One - One or Injective function -
A function in which every element of range of function corresponds to exactly one elements.
- wherein
A line parallel to x - axis cut the curve at most one point.
All of the following functions are many one functions, since if there is a line drawn parallel x - axis. It cuts at multiple points.
Option 1)
Option 2)
Option 3)
Option 4)
none of these.
Study 40% syllabus and score up to 100% marks in JEE