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Stewart_Calc_7ET ch01sec04
MULTIPLE CHOICE
1. Find the range of the function.
a.
b.
c.
d.
e.
2. Find all solutions of the equation correct to two decimal places.
a.
b.
4.47
c.
0.65
d.
e.
3. Plot the graph of the function f in an appropriate viewing window.
a.
c.
b.
d.
4. Plot the graph of the function f in an appropriate viewing window.
a.
c.
5–5 x
5
–5
y
5–5 x
5
–5
y
1 2 3 4–1–2–3–4 x
1
2
3
–1
y
1 2 3 4–1–2–3–4 x
1
2
3
–1
y
b.
d.
5. Find the zero(s) of the function f to five decimal places.
f (x) = – 5x + 1
a.
–2.33006, 0.20164, 2.12842
b.
–2.33006, 0.20164, 0.35414
c.
–2.45756, 0.20164, 0.35414
d.
–2.45756, 0.20164, 2.12842
6. Find the points of intersection of the graphs of the functions. Express your answers accurate
to five decimal places.
0.3–0.3 x
0.3
–0.3
y
0.3–0.3 x
0.3
–0.3
y
5–5 x
5
–5
y
5–5 x
5
–5
y
f (x) = 0.5 – 1.7 + 2.3x – 2; = 2.8x – 4.8
a.
(–1.21519, –3.40253)
(1.46104, 8.83163)
(3.15415, 4.0909)
b.
(–1.21519, –8.20253),
(3.15415, 4.03163)
c.
(–1.21519, –8.20253),
(1.46104, –0.7091)
(3.15415, 4.03163)
d.
(–1.21519, –3.40253)
(3.15415, 4.0909)
7. Find all solutions of the equation correct to two decimal places.
a.
,
b.
c.
,
d.
, ,
e.
,
8. The function is graphed below.
a.
b.
c.
2.5 5 7.5 10–2.5–5–7.5–10 x
2.5
5
7.5
10
12.5
15
–2.5
–5
–7.5
–10
y
NUMERIC RESPONSE
1. Find all solutions of the equation correct to two decimal places.
2. For what values of x is the inequality true?
Write your answer correct to two decimal places.
SHORT ANSWER
1. Find the solutions of the equation in .
2. Plot the graph of the function in (a) the standard viewing window and (b) the indicated
window.
f (x) = x, [-3, 3] [-5, 5]
3. Plot the graph of the function f in an appropriate viewing window.
f (x) = 5x – 3x + 2x + 33
y
4. Find the points of intersection of the graphs of the functions. Express your answers accurate
to five decimal places.
= 0.2 – 1.3x – 3.7; = –0.1 + 0.2x + 6.4
y
