Question

plz help



Which relation is a function?

A.
{(1, 2); (2, 3); (3, 4); (1, 5)}

B.
{(1, 2); (1, 3); (1, 4); (1, 5)}

C.
{(1, 2); (2, 2); (3, 2); (4, 2)}

D.
{(1, 2); (2, 3); (3, 4); (2, 5)}

Answer 1

C is a function

Answer 2

The others cannot be because an x value cannot have 2 y-values

Answer 3

thx

Answer 4

More than 1 x-value can have the same y-value

Answer 5

one more hold up

Answer 6

What is the range of the relation?

{(1, 2), (2, 4), (3, 1), (4, 3)}

A.
{2, 4, 6}

B.
{1, 2, 3, 4}

C.
{1, 2, 3, 4, 6}

D.
{2, 4}

Answer 7

@master50777