A ball is thrown from a height of feet with an initial downward velocity of . The ball's height (in feet) after seconds is given by the following. How long after the ball is thrown does it hit the ground?

the ball will hit the ground in 2.09 seconds

its a straight line parallel to the time axis

the formula for the equation of a circle is (x – h)2+ (y – k)2 = r2, where (h, k) represents the coordinates of the center of the circle, and r represents the radius of the circle. if a circle is tangent to the x-axis at (3,0), this means it touches the x-axis at that point.