The area enclosed by the curves y = x and y = 3x – x? is %3D (a) 2/3 (b) 4/3 (c) 10/4 (d) 9/2 (e) 2 Question 9.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.4: Values Of The Trigonometric Functions
Problem 22E
icon
Related questions
icon
Concept explainers
Question
100%
Question 8.
The area enclosed by the curves y x and y = 3x- x2 is
%3D
(a) 2/3
(b) 4/3
(c) 10/4
(d) 9/2
(e) 2
Question 9.
A particle is moved along the r-axis by a force F(x) = 6x? + 4x - 2. How much work is done
in moving the particle from c = -1 to x = 2?
(a) 12
(b) 14
(c) 16
(d) 18
(e) 20
Question 10.
The following integral form appears in the Table of Integrals in your text:
1
du = In (u+ vu? + a² ) +c.
Vu? + a2
Using this to find the definite integral
1
dx.
Va2 + 2x + 2
(a) In (v5)
- In
▪ (v2)
(b) In (1+ v5) + In ( V2)
(e) In (1 + v5) – In (v2)
(1 + v2)
(d) In (2+ v5) – In
1
(e)
1
-
V5 V2
Transcribed Image Text:Question 8. The area enclosed by the curves y x and y = 3x- x2 is %3D (a) 2/3 (b) 4/3 (c) 10/4 (d) 9/2 (e) 2 Question 9. A particle is moved along the r-axis by a force F(x) = 6x? + 4x - 2. How much work is done in moving the particle from c = -1 to x = 2? (a) 12 (b) 14 (c) 16 (d) 18 (e) 20 Question 10. The following integral form appears in the Table of Integrals in your text: 1 du = In (u+ vu? + a² ) +c. Vu? + a2 Using this to find the definite integral 1 dx. Va2 + 2x + 2 (a) In (v5) - In ▪ (v2) (b) In (1+ v5) + In ( V2) (e) In (1 + v5) – In (v2) (1 + v2) (d) In (2+ v5) – In 1 (e) 1 - V5 V2
Question 1.
Find the average value of the function f (x) = Vr on the interval [1, 8].
a) 12
12
b)
45
c)
4
3
d)
3
45
e)
14
f)
28
g) None of the above
Question 2.
If f(1) = 2, f(4) = 7, f'(1) = 5, f'(4) = 3, and f"(x) is continuous, what is rf"(x) dr?
a) 9
b) -2
c) 12
d)
-1
e) 2
f) None of the above.
Question 3.
What is
sin°(20) d0?
a) 1
b) 0
1
c)
2
d)
8.
T - 2
f) None of the above
8.
Question 4.
2x +1
(x + 1)3(x² + 4)²
What is the best form for the partial fraction decomposition of
A
Bx + C
a)
(x+1)3
(x2 + 4)²
A
B
C
Dr + E
Fr +G
b)
x +1
(x + 1)3
(r + 1)2
x2 +4
(r2 + 4)2
Cr + D
A
c)
a+1
(r+1)3
r² +4
A
d)
I +1
C
E
(x+ 1)2
(x + 1)3
x2 + 4
(x² + 4)²
B
C
Dr + E
Fr +G
c)
r+1
(x+ 1)²
(r + 1)³
T2 + 4
(r+ 1)3(x2+4)²
f) None of the above
Transcribed Image Text:Question 1. Find the average value of the function f (x) = Vr on the interval [1, 8]. a) 12 12 b) 45 c) 4 3 d) 3 45 e) 14 f) 28 g) None of the above Question 2. If f(1) = 2, f(4) = 7, f'(1) = 5, f'(4) = 3, and f"(x) is continuous, what is rf"(x) dr? a) 9 b) -2 c) 12 d) -1 e) 2 f) None of the above. Question 3. What is sin°(20) d0? a) 1 b) 0 1 c) 2 d) 8. T - 2 f) None of the above 8. Question 4. 2x +1 (x + 1)3(x² + 4)² What is the best form for the partial fraction decomposition of A Bx + C a) (x+1)3 (x2 + 4)² A B C Dr + E Fr +G b) x +1 (x + 1)3 (r + 1)2 x2 +4 (r2 + 4)2 Cr + D A c) a+1 (r+1)3 r² +4 A d) I +1 C E (x+ 1)2 (x + 1)3 x2 + 4 (x² + 4)² B C Dr + E Fr +G c) r+1 (x+ 1)² (r + 1)³ T2 + 4 (r+ 1)3(x2+4)² f) None of the above
Expert Solution
steps

Step by step

Solved in 2 steps with 1 images

Blurred answer