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Pre-Calclulus Test:  Chapter 1 (Calculator Allowed)

 1. 
Use the formula sa001-1.jpg to solve the problem.

A ball is thrown straight upward at an initial speed of sa001-2.jpg ft/s.

(a) When does the ball reach a height of 80 ft?




(b) When does it reach a height of 104 ft?




(c) What is the greatest height reached by the ball?




(d) When does the ball reach the highest point of its path?




(e) When does the ball hit the ground?


.
 

 2. 
Find an equation for the line through (5,14) and perpendicular to the line y = 18.
a.
y = 18
c.
y = 5x
e.
x = 5
b.
y = 5x + 8
d.
x = 18
 

 3. 
Find the slope of the line through P(3,–6) and Q(0,–12).
a.
m = 5
b.
m = 8
c.
m = –3
d.
m = 3
e.
m = 2
 

 4. 
Find an equation for the line through (3,–5) and parallel to the line x + 3y = 3.
a.
mc004-1.jpg
c.
mc004-3.jpg
e.
mc004-5.jpg
b.
mc004-2.jpg
d.
mc004-4.jpg
 

 5. 
Find all real solutions of the quadratic equation.

sa005-1.jpg
 

 6. 
Find an equation for the line with a slope of 7 and a y–intercept of –7.
 



 
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