"Write the equation of the line in point slope form that passes through the points (2, 11) and (8, -1

For the equation below, x is the input and y is the output. y = -4x + 3 if the input is -8, then the output is

If sec theta = 5/3 and the terminal point determined by theta is in quadrant 4, then

Aball is dropped from a height of 10m above the ground. it bounce to 90% of its previous height on each bounce. what is the approximate height that the ball bounce to the fourth bounce?