Natasha Awada, Paul La Rondie, Laurie Buchanan and, Jill Stevens Solutions for Chapter: Representing Relationships: Introducing Functions, Exercise 8: Exercise 2A

Determine whether relation below is a function or not. If it is not a function, state the reason why.

The number of identical marbles and the total mass of the marbles.

Determine whether relation below is a function or not. If it is not a function, state the reason why.

The number of sides in a polygon and the sum of the interior angles.

Determine whether relation below is a function or not. If it is not a function, state the reason why.

The number of adult movie tickets purchased and the total cost.

Determine whether relation given below is a function or not. If it is not a function, state the reason why.

$\left\{\left(0,1\right),\left(1,2\right),\left(2,3\right),\left(3,4\right),...\right\}$

Determine whether relation given below is a function or not. If it is not a function, state the reason why.

$\left\{\left(1,0\right),\left(0,1\right),\left(2,0\right),\left(0,2\right),\left(3,0\right),\left(0,3\right)\right\}$

For table of values relation type, give an example which is not a function.

For equation relation type, give an example which is not a function.

Which of the following statements is true? Justify your choice. All functions are relations, but not all relations are functions. All relations are functions, but not all functions are relations.