. A ball is thrown upward from the top of a building that is 555 ft high with an initial velocity of 64 ft/s. The height of the ball in feet above the ground at any time t is given by
() = −16^2 + 64 + 555.
When will the ball hit the ground?

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?

Ihave a triangle with a 60 degree angle. lets use d for that angle. what are the values of e and f if d is 60 degrees? and what do you notice about the values of e and f?

The number of members f(x) in a local swimming club increased by 30% every year over a period of x years. the function below shows the relationship between f(x) and x: f(x) = 10(1.3)xwhich of the following graphs best represents the function? graph of f of x equals 1.3 multiplied by 10 to the power of x graph of exponential function going up from left to right in quadrant 1 through the point 0, 0 and continuing towards infinity graph of f of x equals 10 multiplied by 1.3 to the power of x graph of f of x equals 1.3 to the power of x