IAT IISER2020MathematicsBasics of Mathematics
Let [x] denote the greatest integer less than or equal to x . The number of positive integer solutions of the equation [ x 19 ]= [ x 20 ] is:
Options
- A190.
- B187 .
- C188.
- D189 .
Correct answer
D. 189 .
Step-by-step solution
No solution available.