2. A water balloon is thrown into the air so that its height in meters, h, after t seconds is
h = -4.9t² + 27t+2.4.
a. How high is the balloon after 1 second?
b. Find the vertex of the parabola. Write a complete sentence interpreting what the verte
means in relation to the context of the problem.
c. When will the balloon hit the ground?