Which of the following is a function?

a. { (-4,1), (1,8), (-4,-2) }

b. { (-4,1), (1,-8), (-2,-2) }

c. { (-4,1), (1,-8), (1,-2) }

d. none of these

Question

Mathematics

Aaden Aguilar

9 December, 04:57

Which of the following is a function?

a. { (-4,1), (1,8), (-4,-2) }

b. { (-4,1), (1,-8), (-2,-2) }

c. { (-4,1), (1,-8), (1,-2) }

d. none of these

+1

Answers (2)

Know the Answer?

Miley · Answer 1

The expression b. { (-4,1), (1,8), (-4,-2) } is a function

Marcos Chavez · Answer 2

b.

Step-by-step explanation:

The expression b is a function because the x values are all different.

In fact it is a one-to-one function as there is a different value of y for each value of x.

Which of the following is a function?a. { (-4,1), (1,8), (-4,-2) }b. { (-4,1), (1,-8), (-2,-2) }c. { (-4,1), (1,-8), (1,-2) }d. none of these

Which of the following is a function?

a. { (-4,1), (1,8), (-4,-2) }

b. { (-4,1), (1,-8), (-2,-2) }

c. { (-4,1), (1,-8), (1,-2) }

d. none of these