Question

Select Is a Function or Is not a Function to correctly classify each relation

Title

A) { (3, 7) , (3, 6) , (5, 4), (4, 7)} Is a function or Not a function

B) { (1, 5), ( 3, 5), (4, 6), (6, 4) } Is a function or not a function

C) { (2, 3), (4, 2) , (4, 6) , (5, 8) } Is a function or not a Function

D) { ( 0, 4) , (3, 2) , (4, 2) , (6, 5) } Is a function or not a function

Answer 1

A is not a function, B is a function, C is not a function, D is a function.

Explanation:

I took the quiz

Answer 2

A function relates an input to an ouput. (remember: an input only can have one ouput)

A)it is not a function;
Becacuse we had an input (3) with two outputs (7) and (6); look at the points (3,7) and (3,6)

B) is a function
Because ir relates an input to one output.

C)it is not a function
Becacuse we had an input (4) with two outputs (2) and (6); look at the points (4,2) and (4,6)

D) it is a function
Because it relates an input to one output