preparation for functions / relations

A relation becomes a function only if _______. => for two inputs there is exactly one output or for every input, there are fixed number of outputs or for every input there are two outputs or for every input there is exactly one output..

In our daily life, we come across many relations such as father-son, brother-sister, teacher-student and many more. In mathematics too, we come across relations such as . A is a subset of B . line l is parallel to line m . number m is less than number n . In ..

Summary Relations and Functions - A pair of objects, written in a specified order is called an ordered pair . A pair of objects, written in a specified order is called an ordered pair . For the ordered pair (a,b), a is called the first element and b, the second element. The orde..

Determine whether the relation is a function or not. => It is a function. or It is not a function. or It is a function with same domain and range. or cannot be determined..

A relation becomes a function only if _______. => for every input, there are fixed number of outputs or for every input, there is exactly one output or for every input, there are two outputs or for two inputs, there is exactly one output..

Theorem 1..

A relation is observed between the number of days of preparation by a student for math, science and statistics tests and the points he scored. The relation is: {(3, 68), (4, 96), (2, 52)}. Determine if this relation is a function or not. => It is a ..

Which of the following relations is not a function? => Relation 3 or Relation 2 or Relation 4 or Relation 1..

Determine whether the relation is a function. => Yes or No..

Which of the following is the graph of a relation, that has an inverse, which is a function? => Graph B or Graph C or Graph A or None of these..