Find the center and radius of the circle.
x² + y² – 6y = 7
Center (0, 3), radius 4
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Solve the problem.If a ball is thrown upward at 64 feet per second from the top of a building that is 110 feet high, the height of the ball can be modeled by 
feet, where t is the number of seconds after the ball is thrown. What is the ball's maximum height?
A. 110 ft B. 302 ft C. 174 ft D. 158 ft
Find an equation of the line that satisfies the conditions. Write the equation in standard form.Through (9, 2); undefined slope
A. x = 2 B. y = 2 C. y = 9 D. x = 9
Find the domain and range of the quadratic function whose graph is described.The maximum is -5 at x = -1
A. Domain: (-?, ?) Range: (-?, -5] B. Domain: (-?, ?) Range: (-?, -1] C. Domain: (-?, ?) Range: [-5, ?) D. Domain: (-?, -1] Range: (-?, -5]
Calculate the present value? (PV) of an annuity stream of five annual cash flows of $1,160?, with the first cash flow received in one? year, assuming a discount rate of 10.4 percent.
The present value of the annuity is ?$____. ?(Round to the nearest? cent)