Inverse of a Function
Trending Questions
Q. f:[2, ∞)→(−∞, 4], where f(x)=x(4−x)then f−1(x)is
Q. Let f:(4, 6)→(6, 8) be a function defined by f(x)=x+[x2] (where [.] denotes the greatest integer function),
then f−1(x) is equal to
then f−1(x) is equal to
- X−[x2]
- −x−2
- x−2
- 1x+[π2]
Q.
Let A = {1, 2, 3}, B = {1, 3, 5}. A relation R:A → B is
defined by R = {(1, 3), (1, 5), (2, 1)}. Then R−1 is defined by
{(1, 2), (3, 1), (1, 3), (1, 5)}
{(1, 2), (3, 1), (2, 1)}
{(1, 2), (5, 1), (3, 1)}
None of these
Q. If (6x)6=623, then x=
Q.
The relation R is defined on the set of natural numbers as {(a, b) : a = 2b}. Then R−1 is given by
None of these
{(2, 1), (4, 2), (6, 3).....}
{(1, 2), (2, 4), (3, 6)....}