How many solutions does y=x^2+5x-7 have

Determine the volume of a cylinder bucket if the diameter is 8.5 in. and the height is 11.5 in.

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year

1) what is the measure of the exterior angle, ∠uvw ? 2) in triangle man, what is the measure of the exterior angle at n (in degrees)?