Algebraic Manipulation Worksheets - Algebra 2 Unit 5 (Chapter 4) - Buchanan Math Department Page 7
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119.
The available power, P, is a function of the amount of current flowing in
amperes
2
P = 120A – 20A
a) How many amperes will produce the maximum power?
b) What is the maximum power?
10.
The profit, P, a company makes depends on the ticket price, t, they charge.
2
P = –15t
+ 600 t + 50
a) What ticket price yields the maximum profit?
b) What is the maximum profit?
Worksheet 5
Solve the following word problems.
1.
Jason is standing on the ground and throws a ball vertically upward with an
t
initial speed of 80 ft/sec. Its height after
seconds is given by
=
−
2
h
80
t
16
t
a) How high does the ball go?
b) How many seconds does it take to reach maximum height?
c) When does the ball hit the ground?
2.
Kevin in standing in a field and shoots an arrow vertically upward with an
t
initial speed of 64 ft/sec. Its height after
seconds is given by
2
h =
t –
t
64
16
a) How many seconds does it take to reach maximum height?
b) How high does the arrow go?
c) When does the arrow hit the ground?
3.
An arrow is shot from the ground vertically upward with an initial speed of
2
t
h =
t –
t
96 ft/sec. Its height after
seconds is given by
96
16
a) How high does the arrow go?
b) How long until the arrow reaches its maximum height?
c) When does the arrow hit the ground?
(Continued on next page)
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