1 8. f(x) = 2x

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Question 8

Level 1 DRILL PROBLEMS
Mix and match the graphs in Problems 23 to 28 with the
Use the definition of a derivative to find f'(x) for the func- graphs labeled (A) to (F), which are the derivative graphs.
tions in Problems 1 to 8.
23.
24.
1. f(x) = 8
2. f(x) — Зх - 2
3. f(x) = -x?
4. f(x) — х + х?
7.5
2-
5. f(x) — х4
6. f(x) — х3 — х
-
-4
4 X
2.5
1
7. f(x):
1
8. f(x):
-2
X
2x
-2
-1
1
2 x
-4
Use the derivatives found in Problems 1 to 8 to find the
values requested in Problems 9 to 16.
-2.5
-5-
dy
9.
dx lx=-2
where y =
8
25.
26.
dy
10.
dx \x=-2
where y = 3x – 2
"YA
2-
YA
dy
11.
dx \x=4
where y = -x²
X
-2-
dy
12.
dx \x=4
-2m
where y = x +x²
dy
13.
dx \x=2
2
where y = x
-2-
-2-
-4
dy
14.
dx \x=2
where y = x3 – x
X
dy
15.
dx \x=10
1
where y =
27.
28.
YA
8.
8.
16. d
dx \x=10
1
where y
2x
4
4
Find at what point the slope of the instantaneous rate
of change equals the average rate of change over the
specified intervals in Problems 17 to 22. Also, provide
-4
-2
2
4 x
-3
1
-4
-4
2.
4-
Transcribed Image Text:Level 1 DRILL PROBLEMS Mix and match the graphs in Problems 23 to 28 with the Use the definition of a derivative to find f'(x) for the func- graphs labeled (A) to (F), which are the derivative graphs. tions in Problems 1 to 8. 23. 24. 1. f(x) = 8 2. f(x) — Зх - 2 3. f(x) = -x? 4. f(x) — х + х? 7.5 2- 5. f(x) — х4 6. f(x) — х3 — х - -4 4 X 2.5 1 7. f(x): 1 8. f(x): -2 X 2x -2 -1 1 2 x -4 Use the derivatives found in Problems 1 to 8 to find the values requested in Problems 9 to 16. -2.5 -5- dy 9. dx lx=-2 where y = 8 25. 26. dy 10. dx \x=-2 where y = 3x – 2 "YA 2- YA dy 11. dx \x=4 where y = -x² X -2- dy 12. dx \x=4 -2m where y = x +x² dy 13. dx \x=2 2 where y = x -2- -2- -4 dy 14. dx \x=2 where y = x3 – x X dy 15. dx \x=10 1 where y = 27. 28. YA 8. 8. 16. d dx \x=10 1 where y 2x 4 4 Find at what point the slope of the instantaneous rate of change equals the average rate of change over the specified intervals in Problems 17 to 22. Also, provide -4 -2 2 4 x -3 1 -4 -4 2. 4-
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