period. 20+ 18+ 16+ 14+ 12+ 10+ Distance from home (miles) A ∞ 10 20 5 15 25 30 Time (minutes) a. Identify the vertical intercept of D(). Write it as an ordered pair and explain its meaning in this situation. b. Identify the horizontal intercepts of D(t). Write them as an ordered pairs and exp their meaning in this situation. Determine (15) and interpret its meaning in a complete sentence.

Intermediate Algebra
10th Edition
ISBN:9781285195728
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter9: Functions
Section9.CR: Review Problem Set
Problem 24CR: An outpatient operating room charges each patient a fixed amount per surgery plus an amount per...
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4. The function D(t) shown below represents Sally's distance from home over a 30-minute time
period.
20+
18+
16+
14-
12+
10+
8-
6 +
20
25
30
Time (minutes)
a. Identify the vertical intercept of D(t). Write it as an ordered pair and explain its
meaning in this situation.
b. Identify the horizontal intercepts of D(t). Write them as an ordered pairs and explain
their meaning in this situation.
c. Determine D(15) and interpret its meaning in a complete sentence.
d. For what value of t is D(t) = 5? Write a sentence explaining the meaning of your
answer.
e. Determine the practical domain of D(t).
f. Determine the practical range of D(1).
Distance from home (miles)
10
Transcribed Image Text:4. The function D(t) shown below represents Sally's distance from home over a 30-minute time period. 20+ 18+ 16+ 14- 12+ 10+ 8- 6 + 20 25 30 Time (minutes) a. Identify the vertical intercept of D(t). Write it as an ordered pair and explain its meaning in this situation. b. Identify the horizontal intercepts of D(t). Write them as an ordered pairs and explain their meaning in this situation. c. Determine D(15) and interpret its meaning in a complete sentence. d. For what value of t is D(t) = 5? Write a sentence explaining the meaning of your answer. e. Determine the practical domain of D(t). f. Determine the practical range of D(1). Distance from home (miles) 10
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