Which of the following is a partition of the set S = {l, 2, 3, 4, 5, 6} ?
A. | [{(I, 3, 5), {2, 4}, {3, 6)] |
B. | [{I, 5}, {2}, {3, 6)] |
C. | [{(I, 5), {2}, {4}, {l, 5}, {3, 6)] |
D. | [{I, 2, 3, 4, 5, 6}] |
Option: D Explanation : Click on Discuss to view users comments. |
The domain and range are same for
A. | constant function |
B. | identity function |
C. | absolute value function |
D. | greatest integer function |
Option: B Explanation : Click on Discuss to view users comments. |
The number of functions
f : (1, 2, 3,......., n), → (1, 2,..........., m),
which are one-to-one is
A. | mn |
B. | m (m - 1) (m - 2) ..........(m - n + 1) |
C. | nm |
D. | n (n - 1) (n - 2)............(n - m + 1) |
Option: B Explanation : Click on Discuss to view users comments. |