A simple Graph 5 ALGEBRA

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graph_4.doc

GRADED ASSIGNMENT!! Only the student’s instructor may help.

Graphing Activity 4A Name ____________________

(10 points) Instructor ____________________

Due ____________________

The path that a hit baseball takes is given by the formula

h = -.0032d2 + d + 3

where h = height of the baseball (in feet) and d = distance from home plate (in feet).

(3) 1. Find the vertex, the vertical intercept and the horizontal intercepts to the

nearest whole number. The vertex is (_____, _____). The vertical intercept

is (_____, _____). The horizontal intercepts are (_____, _____) and

(_____, _____).

(1) 2. State appropriate d-values for this situation: _______________

(1) 3. Adjust the viewing rectangle to contain the two points found in #1, making sure that all of the d-values from #2 are included. Describe the viewing rectangle you used:

d min = _____ d max = _____ h min = _____ h max = _____

(4) 4. Draw a complete graph using the viewing rectangle from #3.

Include and label appropriate points from #1.

(1) 5. If there’s a ten-foot fence 300 feet from home plate, will the ball make it

over the fence? ________ Explain your answer.

STOP

MATH 070: GRAPHING ACTIVITY 4A