murtaghliam1
28.01.2021 •
Mathematics
Question 12
Which of the following relations is NOT a function?
A
{(2, 1), (5, 7), (2, 4), (1, 9)}
B
{(2,5), (3,5), (-2, 1), (5, 2)}
с
{(-1,3), (5,7), (1, 4), (9, 2)}
D
{(-2, 4), (3, 6), (2, 3), (4, -2)}
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Ответ:
A, because for every x value there can only be exactly one y value. Since 2 pairs with 1 and 4, the relation is not a function.
Step-by-step explanation:
Ответ:
UT
Step-by-step explanation:
Opposite sides of a rectangle are parallel