Part 4
 Test 3
 Time: 3 hours

 Convert the angle of magnitude to degree
measure in the degreeminutesecond format.
Answer:
a)
.
 A truck is moving at a rate of 60 miles per hour, and the diameter
of its wheels is 24 inches. Find the angular speed of the wheels in
radians per minute.
Answer:
a) 5280.
 Find the exact value of the if the point (1,4)
is located on the terminal side of the angle and the angle is in
standard position.
Answer:
c) 4.
 Given that and the terminal side
of the angle is located in the third quadrant, find the exact value of
the .
Answer:
c)
.
 Find the reference angle to the angle equal to
Answer:
a)
.
 Find the period of the function .
Answer:
d) 2.
 Find the exact value of .
Answer:
c)
.
 Find the exact value of .
Answer:
b) Undefined.
 A ship leaves port at noon and sails at a speed of 18 knots.
Its bearing is N W. If the port is positioned at the
origin, determine the bearing of the position of the ship at 6 pm.
Answer:
a) N W.
 The height of a radio transmission tower is 70 meters, and it
casts a shadow of length 30 meters. Find the angle of depression.
Round to the nearest degree.
Answer:
e) None of the above, because the answer rounded to
the nearest degree is 67.
 Find the domain of the function .
Answer:
c) All real numbers x such that .
 Find the inverse of the function , .
Answer:
 c)
 .
 If and , find .
Answer:
b) 21.
 Which of the following equations represents a reflection of the
graph of f(x) across the yaxis?.
 e)
 None of the above. To be a reflection on the yaxis it would have
to be f(x).
 Where is the point (1,3) on the graph of f(x) located after the
graph is reflected across the yaxis, shifted to the right 10 units,
and shifted down 10 units?
Answer:
c) (9,7).
 Find the equation of the parabola with vertex (2,2) that
passes through the point (4,4). What is the leading coefficient in
this equation?
Answer:
a) .
 Find the real zeros of the polynomial
. What is the sum of these real zeros?
Answer:
a) 4.
 Divide by . What is the quotient?
Answer:
b)
.
 Simplify . What is the real par of the answer?
Answer:
b)
.
 Find the slant asymptote of the rational function .
Answer:
d) y=x+5.
 Find the exact value of .
Answer:
b) 7
 Solve for x in the equation .
Answer:
e) None of the above.
 Find the value of b in the exponential function
that passes through the points (5,40) and (10,400).
Answer:
a) .2
 How many years will it take an investment to double if it is
invested at 5% compounded quarterly?
Answer:
 a)
 13.86
 Find the point of intersection of the graphs of
and .
Answer:
a) (0,7).
If you would like to practice on test out exams for Parts 1, 2, or 3, click on
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Fri Oct 17 10:44:25 MDT 1997
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