10 Figure 5 25. Write the equation of the tangent line to the graph of y = ln(x² + e) at x = 0.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.6: The Inverse Trigonometric Functions
Problem 91E
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EXERCISES 4.5
Differentiate the following functions.
1. y 3 ln x + In 2
x² In x
2
5. ye ln x
In x
Vx
9. y = ln x²
3. y=
7. y=
In (=)
13. yIn(3x4x²)
1
In x
11. y In(
15. y =
17. y =
In x
In 2x
19. y (x³ + 1) In(x³ + 1)
Find the second derivatives.
d²
21. (1² In 1)
dr²
2. y =
4. y
8. y=
In x
In 3
3
X
6. y = el +Inx
In x
20. y =
1
2 + 3 ln x
10. y = In √x
In(-1/2)
ln(e +ex)
12. y In
14. y
16. y In x ln 2x
18. y = (In x)2
In(x² + 1)
x²+1
d²
22.2ln(In 1)
23. The graph of f(x) = (In x)/√x is shown in Fig. 4. Find the
coordinates of the maximum point.
1
4
Y
25
Figure 4
24. The graph of f(x) = x/(lnx + x) is shown in Fig. 5. Find the
coordinates of the minimum point.
x
10
Figure 5
25. Write the equation of the tangent line to the graph of
ln(x² + e) at x = 0.
y
26. The function f(x) = (In x + 1)/x has a relative extreme point
for x > 0. Find the coordinates of the point. Is it a relative
maximum point?
Transcribed Image Text:EXERCISES 4.5 Differentiate the following functions. 1. y 3 ln x + In 2 x² In x 2 5. ye ln x In x Vx 9. y = ln x² 3. y= 7. y= In (=) 13. yIn(3x4x²) 1 In x 11. y In( 15. y = 17. y = In x In 2x 19. y (x³ + 1) In(x³ + 1) Find the second derivatives. d² 21. (1² In 1) dr² 2. y = 4. y 8. y= In x In 3 3 X 6. y = el +Inx In x 20. y = 1 2 + 3 ln x 10. y = In √x In(-1/2) ln(e +ex) 12. y In 14. y 16. y In x ln 2x 18. y = (In x)2 In(x² + 1) x²+1 d² 22.2ln(In 1) 23. The graph of f(x) = (In x)/√x is shown in Fig. 4. Find the coordinates of the maximum point. 1 4 Y 25 Figure 4 24. The graph of f(x) = x/(lnx + x) is shown in Fig. 5. Find the coordinates of the minimum point. x 10 Figure 5 25. Write the equation of the tangent line to the graph of ln(x² + e) at x = 0. y 26. The function f(x) = (In x + 1)/x has a relative extreme point for x > 0. Find the coordinates of the point. Is it a relative maximum point?
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