Question 2 Which relation is not a function?
A
B
{(8,16), (9,18), (10,20), (11,21), (12,24)}
{(-10,100),(-5,25), (-2,4), (0,0), (2,4)}
{(4,2), (16,4), (17, 17), (25,5), (36,6)}
D
{(-1, -1), (-1,1),(0,0), (3, –3), (4, -4)}

The american academy of pediatrics wants to conduct a survey of recently graduated family practitioners to assess why they did not choose pediatrics for their specialization. provide a definition of the population, suggest a sampling frame, and indicate the appropriate sampling unit.

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Afootball is throw by a quarterback to a receiver