Define a function as a set of ordered paris.

Let A={1,2}andB={2,4,6}."Let "f={x,y):x""inA,yinBandandygt2x+1} . Write f as a set of ordered paris. Show that f is a relation but not a function from A to B.

Write the following relations as the sets of ordered pair: A relation R on the set {0,1,2,;10} defined by 2x+3y=12

Write the following relations as the sets of ordered pair: A relation R from the set {2,3,4,5,6} to the set {1,2,3} defined by x=2y

Define a function as a correspondence between two sets.

Define singleton set.

Define a binary operation on a set.

Are the following sets of ordered pairs functions? If so, examine whether the mapping is surjective or injective: {(a,b): a is a person, b is an ancestor of a}

Setting of plaster of paris is

The number of functions that can be defined from a set containing 25 elements into a set containing 30 elements is