4. Find the vertex, the axis of symmetry, and the maximum or 7. Solve the equation log4 (x + 1) + log4 (x -2) = 1 minimum value of f (x) = x2 - 6x + 2 8. Solve the triangle shown below, round your answers to two digits after the decimal sign. 5. A batter hits a baseball into the air. The heighth in feet of the baseball after : seconds is given by B the quadratic equation / = -1603 + 640 + 3. (round your answers to two digits after the decimal sign.] C ") What is the initial height of the ball? b) How high is the ball after 1 second? () What is the maximum height of the ball? 120 d) When did it reach the maximum height? C 4 A 2) When is the ball at a height of 3 feet? f) When is the ball at a height of 51 feet? al When will the ball hit the ground