Determine the number of real solutions for each of the given equations. y = -3x2 + x + 12
y = 2x2 - 6x + 5
y = x2 + 7x - 11
y = -x2 - 8x - 16

1 real solution
2 real solution
no real solution

An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15

Which of the following tables represents exponential functions?

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.