The vertex of this parabola is at (-2,5). Which of the following could be its equation?
6
(-2,5)
A. y = 3(x + 2)2 + 5
B. y = 3(x - 2)2 + 5
C. y = 3(x - 2)2.5
D. Y = 3(x + 2)2.5

Apatient is given 50 mg dose of medicine the medicines effectiveness decreases every hour at a constant rate of 40% what is the exponential decay function that models this scenario how much medicine will be left in the patients system after 2 hours

The tiles below are pieces of a normal ecg tracing representing a little less than two heartbeats at a resting rate of 80 bpm. arrange the tiles in their correct order. rank from first to last. do not overlap any tiles.

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?