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Integration
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Questions (1,044)
R is the region bounded above by the graph of f(x)=2e^−x^2 and below by the x-axis over the interval [1,2]. Find the volume of
3 answers
asked by
Anonymous
568 views
Approximate the area of the region bounded by the graph of f(t) = (t/2 - pi/8) and the t-axis on [0,pi] with n = 4 sub intervals
1 answer
asked by
Noel
433 views
Write the integral in one variable to find the volume of the solid obtained by rotating the first-quadrant region bounded by y =
3 answers
asked by
Anna
703 views
Which of the following integrals represents the length of the curve y equals the square root of x from x = 0 to x = 3? (15
2 answers
asked by
Alice
1,178 views
Consider the following.
y = x2 y = 20 − x Maple Generated Plot (a) Find the area of the region by integrating with respect to
3 answers
asked by
demarcus
2,422 views
1.integral cos(x)sqrt(sin(x))dx. upper limit pi and lower limit 0
2.integral 1/sqrt(x)(sqrt(x) +1)^2. Upper limit is 4 and lower
3 answers
asked by
Carl
799 views
Estimate the area under the graph of f(x)=cos((pi/4)x) from x=-2 to x=2 using 3 rectangles of equal width, using left and right
4 answers
asked by
Joseph
583 views
evaluate the integral.
from 0 to 4π t^2 sin(2t) dt
3 answers
asked by
madeline
1,462 views
Find the derivative from x to x^8 (integral) of ln t dt.
2 answers
asked by
Anonymous
750 views
Find the volume of the solid formed by rotating the region bounded by the graph of y equals 1 plus the square root of x, the
4 answers
asked by
Muhammad
1,951 views
I'm having trouble on this question:
Find the area of the region in the first quadrant that is bounded above by the curve y= sq
2 answers
asked by
Jay
767 views
A race car is running practice laps in preparation for an upcoming race. To judge how the car is performing, the crew takes
3 answers
asked by
Anonymous
1,155 views
Which of the following integrals cannot be evaluated using a simple substitution?
the integral of the square root of the quantity
3 answers
asked by
Ella
721 views
Sketch the region in the first quadrant enclosed by y=7/x, y=2x, and y=x/2. Decide whether to integrate with respect to x or y.
2 answers
asked by
Henry
1,081 views
10) Evaluate the integral by making the given substitution.
∫sec(5x)tan(5x)dx u=5x
2 answers
asked by
Hailey
1,270 views
6) Evaluate the indefinite integral.
∫cosx/(7sinx+35)dx
3 answers
asked by
Hailey
514 views
Evaluate the integral by using substitution. Use an upper-case "C" for the constant of integration.
integral x^5((x^6-2)^10)dx ty
4 answers
asked by
Babak
1,560 views
maths (integ)
voltage v=25sin50πt is applied on a circuit. using integration, find mean and RMS over range t=0 to 10ms . i got
3 answers
asked by
not a lemon
551 views
Integrate x dx/(1-x). I have proceeded thus-
Int xdx/(1-x)=int -(x-1+1)/(x-1) =-Int[1+ 1/(x-1)]dx =-Int dx-Int dx/(x-1)
3 answers
asked by
MS
469 views
int e^5xsin3xdx =
3 answers
asked by
grace
433 views
Use Green's theorem to evaluate the integral:
y^(2)dx+xy dy where C is the boundary of the region lying between the graphs of
3 answers
asked by
Elyse
1,134 views
A curtate cycloid is defined by the equations x = 2t - sin t and y = t - cos t. If I walk along the cycloid, how far will I walk
3 answers
asked by
Marcia
639 views
For some constants A and B, the rate of production, R(t), of oil in a new oil well is modelled R(t)=A+Be^(-t)sin(2πt) where t
3 answers
asked by
Patricia
613 views
If you can program a calculator or computer, estimate the length of the curve f(x) on the given interval using largest n's.
f(x)=
3 answers
asked by
amanda
616 views
the area of the first quadrant bounded by the y-axis, the line y=4-x, and the graph of y=x-cosx is approximately
3 answers
asked by
Alyssa
2,478 views
The rate of growth dP/dt of a population of bacteria is proportional to the square root of t, where p is the population size and
3 answers
asked by
Savannah
1,521 views
Find the RMS value of the function
i=15[1-e^(-1/2t)] from t=0 to t=4 A. 7.5[sqrt(1+4e^-2 -e^-4)] B. 7.5[sqrt(4-2e^-2 +e^-4)] C.
3 answers
asked by
Summer
755 views
Find the average value of the function on the given interval. f(x)=6x lnx; [1,e^2]
6 answers
asked by
Jane
1,067 views
Find two non-Riemann integrable functions whose sum is not Riemann integrable.
4 answers
asked by
David
560 views
Use the shell method to set up, but do not evaluate, an integral representing the volume of the solid generated by revolving the
3 answers
asked by
Ryan
1,752 views
1. [integration] (3x+7sin(x))^2 dx
i tried 3 different methods of integration but all of my answers are wrong. 2.
3 answers
asked by
AY
525 views
Find the volume of the solid formed by rotating the region enclosed by
y=e^(5x)+(3), y=0, x=0, x=0.8 about the x-axis.
3 answers
asked by
Ideedurmahm
3,021 views
Using polar coordinates, evaluate the integral which gives the area which lies in the first quadrant between the circles
4 answers
asked by
Salman
1,222 views
Consider the solid obtained by rotating the region bounded by the given curves about the line y = 2.
Y = 2+secx -pi/3<= x <= pi/3
2 answers
asked by
JILL
509 views
Find the average value of the function on the given interval:
f(x)=cos(16x), [0,pi/2] The answer I got is 1.
4 answers
asked by
<3
608 views
Find the average value of the function on the given interval:
f(x) = e^x/5, [0,5]
2 answers
asked by
Stacy
728 views
how to you use partial fractions to compute the integral of ax/((x^2)-bx)dx?
2 answers
asked by
mika
935 views
Integrate: dx/sqrt(x^2-9)
Answer: ln(x + sqrt(x^2 - 9)) + C I'm getting the wrong answer. Where am I going wrong: Substitute: x =
7 answers
asked by
mathstudent
758 views
find a positive value of k such that the area of the region enclosed between y= kcosx and y=kx^2 is 2
i graphed cosx and x^2
4 answers
asked by
Anonymous
1,457 views
s- integral
s 1/ [ (x^4) sq.rt(x^2+9)] i know x=3tanx sq.rt(x^2+9)= 3 secx dx= 3/[cos^2(x)] so far i know: = 1/ (3tan^4(x)) 3secx
2 answers
asked by
christine
594 views
I cannot for the life of me figure this out. Please help me.
How do I integrate the function f(x) = 0.1 * e ^ (-0.2 * |x|) from
3 answers
asked by
Tyler
468 views
Can someone check my answers:
1) Use geometry to evaluate 6 int 2 (x) dx where f(x) = { |x|, -2 <= x <= 2} {2, 2 < x <= 4} {-x+4
1 answer
asked by
Sydney
1,157 views
1) Find the area of the region bounded by the curves y=arcsin (x/4), y = 0, and x = 4 obtained by integrating with respect to y.
4 answers
asked by
Danni
4,774 views
Integrate xln(2x)
2 answers
asked by
Sandra
45 views
Find the mass of the rectangular region 0≤x≤1
, 0≤y≤2 with density function ρ(x,y)=2−y .
2 answers
asked by
val
28 views
An analog input signal x(t) = 1.5 + 1.5sin(5t) is
sampled with 1 kHz sampling frequency fs. Assuming that sampling starts at t =
1 answer
asked by
Anonymous
67 views
Suppose a person pushes thumbtack that is 1/3 centimeter long into a bulletin board, and the force (in dynes) exerted when the
1 answer
asked by
bill
179 views
Use the result of Exercise 37 in Section 6.1 (or the exercise above if your answer is correct) to find the volume V of the solid
2 answers
asked by
bill
114 views
Find the area bounded by y = |x| and y = 6 −x^2.
1 answer
asked by
Anonymous
68 views
Evaluate the integral.
∫(from π/6 to 3π/4) π(sin^2x+2)^2 - 4
1 answer
asked by
sid
50 views
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