Let f:{2, 3, 4, 5} → {3, 4, 5, 9} and g = {3, 4, 5, 9} → {7, 11, 15} be functions defined as f(2) = 3, f(3) = 4, f(4) = f(5) = 5 and g(3) = g(4) = 7 and g(5) = g(11) = 11 Find gof(4)
11
7
10
5
The function f:R → R given by f(x) = 2x is ________
One - one
On to
Bijective
None of these
Let A= {a,b,c} and B= {1,2}. Consider the relation R defined from set A to set B. Then R is equal to set
The relation 'is parallel to' on the set A of all coplanar straight line is an __________ relation.
Inverse
Equivalence
Universal
