MATH 1B De Anza College Calculus Quiz Questions 4 quizs, quiz 2 and 3 is primary.Please look carefully.Please send me asapThank you! 2020/7/17 Quiz 2 – Mat

MATH 1B De Anza College Calculus Quiz Questions 4 quizs, quiz 2 and 3 is primary.Please look carefully.Please send me asapThank you! 2020/7/17
Quiz 2 – Math 1B, section 61Z, Summer 1 2020 | WebAssign
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Math 1B, section 61Z, Summer 1 2020
INSTRUCTOR
Bijan Sadeghi hassanvand
Quiz 2 (Homework)
De Anza College, CA
Current Score
Due Date
QUESTION
1
2
3
POINTS
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–/4
TOTAL SCORE
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SAT, JUL 18, 2020
11:59 AM PDT
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Quiz 2 – Math 1B, section 61Z, Summer 1 2020 | WebAssign
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SCALCET8 6.1.523.XP.
MY NOTES
ASK YOUR TEACHER
PRACTICE ANOTHER
Sketch the region enclosed by the given curves. Decide whether to integrate with respect to x or y. Draw a typical approximating
rectangle.
y = 6 sin(x),
y = 9ex,
x = 0,
x = π/2
Find the area of the region.
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SCALCET8 6.2.055.
MY NOTES
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PRACTICE ANOTHER
Find the volume V of the described solid S.
The base of S is an elliptical region with boundary curve 9×2 + 16y2 = 144. Cross-sections perpendicular to the x-axis
are isosceles right triangles with hypotenuse in the base.
V=
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Quiz 2 – Math 1B, section 61Z, Summer 1 2020 | WebAssign
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DETAILS
SCALCET8 6.2.519.XP.
MY NOTES
ASK YOUR TEACHER
PRACTICE ANOTHER
Find the volume V of the solid obtained by rotating the region bounded by the given curves about the specified line.
y = 4x,
y=4
x,
about y = 4
V=
Sketch the region then on your own sketch the solid, and a typical disk or washer.
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Quiz 3 – Math 1B, section 61Z, Summer 1 2020 | WebAssign
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Math 1B, section 61Z, Summer 1 2020
INSTRUCTOR
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Quiz 3 (Homework)
De Anza College, CA
Current Score
QUESTION
1
2
3
4
POINTS
–/3
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–/3
–/3
TOTAL SCORE
–/12
0.0%
Due Date
WED, JUL 22, 2020
11:59 PM PDT
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Quiz 3 – Math 1B, section 61Z, Summer 1 2020 | WebAssign
Your last submission is used for your score.
1.
[–/3 Points]
DETAILS
SCALCET8 6.3.004.
MY NOTES
ASK YOUR TEACHER
Use the method of cylindrical shells to find the volume generated by rotating the region bounded by the
given curves about the y-axis.
y = x3,
2.
[–/3 Points]
MY NOTES
y = 0,
DETAILS
x = 1,
x=2
SCALCET8 6.3.012.
ASK YOUR TEACHER
PRACTICE ANOTHER
Use the method of cylindrical shells to find the volume V generated by rotating the region bounded by
the given curves about the x-axis.
x = −3y2 + 15y − 18,
x=0
V=
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Quiz 3 – Math 1B, section 61Z, Summer 1 2020 | WebAssign
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MY NOTES
DETAILS
SCALCET8 6.3.017.
ASK YOUR TEACHER
PRACTICE ANOTHER
Use the method of cylindrical shells to find the volume V generated by rotating the region bounded by
the given curves about the specified axis.
y = 7x − x2, y = 10; about x = 2
V=
4.
[–/3 Points]
MY NOTES
DETAILS
SCALCET8 6.3.019.
ASK YOUR TEACHER
PRACTICE ANOTHER
Use the method of cylindrical shells to find the volume V generated by rotating the region bounded by
the given curves about the specified axis.
x = 8y2, y ≥ 0, x = 8; about y = 2
V=
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Quiz 4 – Math 1B, section 61Z, Summer 1 2020 | WebAssign
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Math 1B, section 61Z, Summer 1 2020
INSTRUCTOR
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Quiz 4 (Homework)
De Anza College, CA
Current Score
QUESTION
1
2
3
4
POINTS
–/2.5
–/2.5
–/2.5
–/2.5
TOTAL SCORE
–/10
0.0%
Due Date
SAT, JUL 25, 2020
11:59 PM PDT
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Quiz 4 – Math 1B, section 61Z, Summer 1 2020 | WebAssign
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1.
[–/2.5 Points]
MY NOTES
DETAILS
SCALCET8 6.4.015.
ASK YOUR TEACHER
PRACTICE ANOTHER
A cable that weighs 6 lb/ft is used to lift 800 lb of coal up a mine shaft 700 ft deep. Find the work
done.
Show how to approximate the required work by a Riemann sum. (Let x be the distance in feet below
the top of the shaft. Enter xi* as xi.)
n
lim
n→∞
Δx
i=1
Express the work as an integral.
dx
0
Evaluate the integral.
ft-lb
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Quiz 4 – Math 1B, section 61Z, Summer 1 2020 | WebAssign
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MY NOTES
DETAILS
SCALCET8 6.4.019.
ASK YOUR TEACHER
PRACTICE ANOTHER
A 10 ft chain weighs 45 lb and hangs from a ceiling. Find the work done (in ft-lb) in lifting the lower end
of the chain to the ceiling so that it’s level with the upper end.
ft-lb
3.
[–/2.5 Points]
MY NOTES
DETAILS
SCALCET8 6.4.023.MI.SA.
ASK YOUR TEACHER
PRACTICE ANOTHER
This question has several parts that must be completed sequentially. If you skip a part of the
question, you will not receive any points for the skipped part, and you will not be able to come back
to the skipped part.
Tutorial Exercise
A tank is full of water. Find the work W required to pump the water out of the spout. (Use 9.8 m/s2
for g. Use 1000 kg/m3 as the weight density of water.)
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Quiz 4 – Math 1B, section 61Z, Summer 1 2020 | WebAssign
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MY NOTES
DETAILS
SCALCET8 6.4.501.XP.
ASK YOUR TEACHER
PRACTICE ANOTHER
A spring has a natural length of 30 cm. If a 28-N force is required to keep it stretched to a length of
38 cm, how much work W is required to stretch it from 30 cm to 34 cm? (Round your answer to two
decimal places.)
W=
J
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Quiz 5 – Math 1B, section 61Z, Summer 1 2020 | WebAssign
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Math 1B, section 61Z, Summer 1 2020
INSTRUCTOR
Bijan Sadeghi hassanvand
Quiz 5 (Homework)
De Anza College, CA
Current Score
Due Date
QUESTION
1
2
3
4
5
POINTS
–/2
–/2
–/2
–/2
–/2
TOTAL SCORE
–/10
FRI, JUL 31, 2020
11:59 PM PDT
0.0%
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Assignment Submission
For this assignment, you submit answers by question parts. The number of submissions remaining for each question part only
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Quiz 5 – Math 1B, section 61Z, Summer 1 2020 | WebAssign
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SCALCET8 6.5.009.
DETAILS
MY NOTES
ASK YOUR TEACHER
PRACTICE ANOTHER
Consider the given function and the given interval.
f(x) = (x − 3)2,
[1, 4]
(a) Find the average value fave of f on the given interval.
fave =
(b) Find c such that fave = f(c).
c =
(smaller value)
c =
(larger value)
(c) Sketch the graph of f and a rectangle whose area is the same as the area under the graph of f.
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Quiz 5 – Math 1B, section 61Z, Summer 1 2020 | WebAssign
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DETAILS
SCALCET8 7.1.011.
MY NOTES
ASK YOUR TEACHER
PRACTICE ANOTHER
MY NOTES
ASK YOUR TEACHER
PRACTICE ANOTHER
SCALCET8 7.1.024.
MY NOTES
ASK YOUR TEACHER
PRACTICE ANOTHER
SCALCET8 7.1.066.
MY NOTES
ASK YOUR TEACHER
PRACTICE ANOTHER
Evaluate the integral. (Use C for the constant of integration.)
t7 ln(t) dt
3.
[–/2 Points]
DETAILS
SCALCET8 7.1.017.MI.
Evaluate the integral. (Use C for the constant of integration.)
e6θ sin(7θ) dθ
4.
[–/2 Points]
DETAILS
Evaluate the integral.
1
0
5.
(x2 + 6)e−x dx
[–/2 Points]
DETAILS
Calculate the average value of f(x) = 8x sec2(x) on the interval [0, π/4].
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