96quiz6

96quiz6 - function h t t t ( ) ! ! + + 16 64 80 2 , where h...

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Due October 27, 2011 Math 96 - Quiz 6 Name__________________ In problems 1 and 2, find (i) the coordinates of the vertex, (ii) the x-intercepts (if any), and (iii) the y-intercept of the graph; then (iv) carefully sketch the graph. 1. y x ! ! ! + 1 4 2 2 4 ( ) 2. f x x x ( ) ! ! ! 2 2 3 3. Find an equation of the form y a x h k ! ! + ( ) 2 that describes the following graph. 4. The height of a ball thrown up from the top of an 80 ft tall building is described by the
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Unformatted text preview: function h t t t ( ) ! ! + + 16 64 80 2 , where h t ( ) is the height, in feet, above the ground of the ball t seconds after being thrown. a. After how many seconds does the ball hit the ground? b. After how many seconds does the ball reach its maximum height above the ground? c. What is the maximum height above the ground reached by the ball?...
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