The effect of pH on the action of a certain enzyme is shown on the accompanying graph.
Rate of Enzyme Action
0 1 2 3 4 5 6 7 8 9 10 11 12 13
pH
What is the domain of this function?
1) 4 2) 4sys 13
3) 20
4 y20

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y

1. a parachutist is 800 feet above the ground when she opens her parachute. she then falls at a constant rate of 5 feet per second. select the equation that represents this situation. h = -800t + 5 y = -5x + 800 h = 5t - 800 y = 800x + 5 i need

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)