Determine whether or not the situation describes a function. Give a reason for your answer.

The letter grade in this course is a function of your numerical grade.

a.

No, it is not a function. Each letter grade corresponds to one numerical grade.

b.

No, it is not a function. Each numerical grade corresponds to one letter grade.

c.

Yes, it is a function. Each numerical grade corresponds to one letter grade.

d.

Yes, it is a function. Each letter grade corresponds to one numerical grade.

Question

Answered

Verified Answer :

virtuematane virtuematane · Answer 1 · 2019-02-25T06:14:15-05:00

The correct answer corresponding to the given situation is:

c.

Yes, it is a function. Each numerical grade corresponds to one letter grade

It is given that:

The letter grade in this course is a function of your numerical grade.

i.e. corresponding to a numerical grade a letter grade is assigned.

Hence, corresponding to one numerical grade a single letter grade will be given.

This means that each element will have a unique image.

Hence, the given situation describes a function.

Hence, option C is true.

c.

Yes, it is a function. Each numerical grade corresponds to one letter grade