Question 1 Multiple Choice Worth 4 points) (07.04A)
Which of the sets of ordered pairs represents a function?
A = {(-5,5), (-2,2), (2,-2), (5,5)}
B = {(4,2), (3,-2), (9,4), (11, -3))
Only A
Only B
Both A and B
Neither Anore

The value, v, of kalani’s stock investments over a time period, x, can be determined using the equation v=750(0.80)^-x. what is the rate of increase or decrease associated with this account? 20% decrease 20% increase 25% decrease 25% increase