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Use the Divergence Theorem to calculate the surface integral
S F · dS; that is, calculate the flux of F across S. F(x, y, z) =
3 answers
asked by
Anon
714 views
I am sorry i still don't know how to start. and i am sorry for the problem earlier..it wasn't my fault :(
Note that the way
3 answers
asked by
URGENT PLZ
478 views
i still need help on this...integrate (-2)/(xln^4(x) dx...should i be using substitution ...if yes then wut should i substitute?
1 answer
asked by
Maria
429 views
please help me...for the power series summation of n^4x^n/2(n-1)factorial....find the radius
and interval of convergence... so
1 answer
asked by
Maria
530 views
What are local extrema?
3 answers
asked by
Britt
354 views
I was given a decreasing concave down graph of the integral F(x) from 0-8.
i have to say whether the following are greater then,
2 answers
asked by
sarah
516 views
Let f(x) be the function e^sin(x/10). If you wanted to estimate the area under the curve for this function from 3 to 5, how many
1 answer
asked by
anonymous
386 views
find the following derivatives:
f(x) = (2x+5)/(x^2-3) f'(x)= (2)*(x^2 -3)-(2x+5)*2x/(x^2-3)^2 is that correct??? f(x)= (lnx)(cos
1 answer
asked by
Dan
361 views
what is the arc length of
y=x^4/8 + 1/(4x^2) [-1,-2] i have tried this many times but i am not achieving the answer of 33/16
1 answer
asked by
josh
320 views
If 42600 dollars is invested at an interest rate of 5 percent per year, compounded semiannually.
What does semiannually mean? to
2 answers
asked by
Paisley
574 views
Solve the Equation:
1. 2^x + 2^-x = 5 2. Log2x + log2(4 – x) = 0 thanks. i'm not sure how to approach this at all.
3 answers
asked by
Jess
638 views
A rancher wants to fence in an area of 1500000 square feet in a rectangular field and then divide it in half with a fence down
5 answers
asked by
Adam
1,616 views
If 1700 square centimeters of material is available to make a box with a square base and an open top, find the largest possible
1 answer
asked by
Adam
784 views
A rectangle is inscribed with its base on the x-axis and its upper corners on the parabola y=9–x2. What are the dimensions of
2 answers
asked by
Adam
880 views
Use Newton's method to approximate a root of the equation x3+x+3=0 as follows.
Let x1=–1 be the initial approximation. The
5 answers
asked by
Adam
5,818 views
A rectangle is inscribed with its base on the x-axis and its upper corners on the parabola y=9–x2. What are the dimensions of
2 answers
asked by
Adam
531 views
1. The problem statement, all variables and given/known data
cos(x) = -2 I was trying to solve that problem ignoring what people
2 answers
asked by
Kate
1,026 views
why is the surface area of a cube not the derivative of a volume?
4 answers
asked by
Angel
396 views
Evaluate
The integral from 0 to 5 of (t)(e^-t)dt. I got -5e^-5+-e^-5, but this is incorrect.
1 answer
asked by
Adam
289 views
Evaluate the integral: the integral of [5e^(2t)]/[1+4e^(2t)]dt. I used u sub and let u=e^2t and got 5/2arctan(e^2t)+C. But this
1 answer
asked by
Kristina
355 views
I just need help with changing the order of integration. I can do the actually integral by myself. Thank you :)
int f(x,y) dydx
5 answers
asked by
Adam
457 views
(sqrt(9x+5)-sqrt(68))/(x-7) limit as x approaches 7
the answer i got was .0546 i am not sure if this is right also, if it is
5 answers
asked by
Bubba
372 views
(sqrt(9x+5)-sqrt(68))/(x-7) limit as x approaches 7
the answer i got was .0546 i am not sure if this is right also, if it is
1 answer
asked by
Bubba
340 views
INTEGRAL OF Y^2/(25+Y^2)
1 answer
asked by
tom
263 views
f(x)= −10.4sin(3x)+8.5cos(3x) find max and min on interval ( -0.81, 1.27 )
1 answer
asked by
Nicky
380 views
point on the hyperbola 9x^2−6y^2=10 closest to the point (0, 7).
y coordinate of each point= ? positive x coordinate= ?
1 answer
asked by
Adrianna
450 views
An open box is to be constructed so that the length of the base is 4 times larger than the width of the base. If the cost to
4 answers
asked by
Jessica
2,646 views
I did post it wrong.
sin(4x)/sin(x)=4cos(x)cos(2x). Verify the identity, please explain!
4 answers
asked by
JD
451 views
Find the tangent line to the ellipse defined by 3x^2 + 5y^2 = 17 at the point (-2, 1).
2 answers
asked by
TIFFANY
615 views
The radius in meters of a circular oil slick increases at a rate of (12 - 0.3t), where t is measured in hours. Which of the
2 answers
asked by
TIFFANY
577 views
f(x)=x^3-3x^2-3x-8/(-3x^2-4x-6)
Find the equation of the non-vertical asymptote. What is the smallest value of x at which f(x)
2 answers
asked by
UCI
537 views
Find the coefficients of this binomial using Pascal’s triangle: (a + b)^8.
2 answers
asked by
Leandra
513 views
A biased coin whose chance of heads is 0.4 is tossed five times in a row. What is the probability that heads is tossed exactly 2
1 answer
asked by
Leandra
1,072 views
Determine the maximum and minimum of each function on the given interval.
a) ���� = 2x^3� − 9x^2�� ,−2 ≤ x� ≤ 4 b) ���� =
3 answers
asked by
PLEASE HELP
402 views
Evaluate each of the following. Show all your calculations.
f'(���3)� if f(x) ���� = x^4�� − 3x�
1 answer
asked by
i am dying helppp
256 views
the productivity of a person at work (on a scale of 0-10) is modeled by a cosine function: 5cos (pie/2t) +5, where t is in
1 answer
asked by
samantha
402 views
Find the area of the region bounded by:
y=2x−tan0.18x, x=1, x=5, y=0 Round your answer to 3 decimal places. I get 9 but its
1 answer
asked by
Sarah
421 views
Find the particular solution of the given differential equation
dydx=−4xe(y−x^2);y=11whenx=1. THanks
4 answers
asked by
SARAH
923 views
A 200-gallon tank is currently half full of water that contains 50 pounds of salt. A solution containing 1 pounds of salt per
4 answers
asked by
Sarah
1,153 views
Find the volume of the solid obtained by revolving the region bounded by y=(19/3)x-(19/3)x^2 and the x-axis around the x-axis.
Ke
3 answers
asked by
SARAH
496 views
Find the mass and center of mass of the lamina that occupies the region D and has the given density function ρ.
D is the
4 answers
asked by
Anon.
1,125 views
Find the mass and center of mass of the lamina that occupies the region D and has the given density function ρ.
D is bounded by
3 answers
asked by
Anon.
1,277 views
Use a triple integral to find the volume of the given solid.
The tetrahedron enclosed by the coordinate planes and the plane 8x +
2 answers
asked by
Anon
522 views
Use a triple integral to find the volume of the given solid.
The solid enclosed by the cylinder x^2 + y^2 = 9 and the planes y +
1 answer
asked by
Anon
470 views
Find center of mass of the lamina that occupies the region D and has the given density function ρ.
D is the triangular region
2 answers
asked by
HELP
546 views
Find the rectangular coordinates of the point, whose cylindrical coordinates are given.
(a) (4, π/4, 1) (x, y, z) = (b) (6,
1 answer
asked by
ANON
598 views
Use the Divergence Theorem to calculate the surface integral
S F · dS; that is, calculate the flux of F across S. F(x, y, z) =
2 answers
asked by
Anon
562 views
can someon help me find the horzontial and verticle asymptotes for x square root 4-x^2.
For HA someone told me none but I dont
4 answers
asked by
Amber
435 views