Cartesian Product
Trending Questions
Q.
How do you evaluate ?
Q.
Let and . which one of the following is not a relation from to
Q.
If . The number of elements of is
Q.
If A = {1, 2, 4}, B = {2, 4, 5} C = {2, 5}, then (A−B)×(B−C) is
{(1, 2), (1, 5), (2, 5)}
{(1, 4)}
None of these
(1, 4)
Q. Let Y={1, 2, 3, 4, 5}, A={1, 2}, B={3, 4, 5}. If A×B denotes the cartesian product of sets A and B, then (Y×A)∩(Y×B) is
- Y
- B
- A
- Null set
Q.
A relation R is defined from a set A = {2, 3, 4, 5} to a set B = {3, 6, 7, 10} as follows : {x, y}ϵR⇔x is relatively prime to y. Express R as a set of ordered pairs and determine its domain and range.
Q.
Let
f, g:
R →
R be
defined, respectively by f(x)
= x + 1,
g(x)
= 2x –
3. Find f
+ g, f
– g
and.