This graph shows how the temperature of an oven changes over time. Temperature (°C) 0 10 20 30 40 50 60 70 80 90 Time (s) What is the vertical intercept? What does it represent? 100 90 80 70 60 50 40 30 20 10 a. 1.1°C/s; it represents the rate of change b. 1.1°C/s; it represents the initial temperature 18°C; it represents the rate of change C. d. 18°C; it represents the initial temperature Choose the true statement. A quadratic relation has equal first differences. A quadratic relation is represented by a parabola. a. b. C. d. hitabi of mos For a quadratic relation, the second differences are increasing. Every quadratic relation can be represented by an equation of the form y = ax + b. 1302
This graph shows how the temperature of an oven changes over time. Temperature (°C) 0 10 20 30 40 50 60 70 80 90 Time (s) What is the vertical intercept? What does it represent? 100 90 80 70 60 50 40 30 20 10 a. 1.1°C/s; it represents the rate of change b. 1.1°C/s; it represents the initial temperature 18°C; it represents the rate of change C. d. 18°C; it represents the initial temperature Choose the true statement. A quadratic relation has equal first differences. A quadratic relation is represented by a parabola. a. b. C. d. hitabi of mos For a quadratic relation, the second differences are increasing. Every quadratic relation can be represented by an equation of the form y = ax + b. 1302
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:11. This graph shows how the temperature of an oven changes over time.
Temperature (°C)
0 10 20 30 40 50 60 70 80 90
Time (s)
What is the vertical intercept? What does it represent?
a.
b.
100-
90-
80
70
60-
50-
40
30-
20
10-
C.
d.
1.1°C/s; it represents the rate of change
1.1°C/s; it represents the initial temperature
18°C; it represents the rate of change
18°C; it represents the initial temperature
12. Choose the true statement.
a.
A quadratic relation has equal first differences.
b. A quadratic relation is represented by a parabola.
suodA
Instangen zelde tod
itabi of 10 wong sel W
C.
For a quadratic relation, the second differences are increasing.
d. Every quadratic relation can be represented by an equation of the form y = ax + b.
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