07/03/20

Find the value of the potential
A total electric charge of 5.00  is distributed uniformly over the surface of a metal sphere with a radius of 30.0cm . The potential is zero at a point at infinity.Find the value of the potential... more
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07/02/20

If f(x) + x^2[f(x)]^5 = 34 and f(1) = 2, find f '(1).
If f(x) + x2[f(x)]5=34 and f(1) = 2,find f '(1)f'(1)=______
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07/01/20

The formula of the ionic compound that forms from two ions, A2+ and R7-, can be written as AxRy. What is the value for x?
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06/30/20

Minimize f (x,y) = x^2 + y^2 subject to the constraint function g (x,y) = x^2y-16 = 0.
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06/29/20

Show that x^3+px+q=0 has: (a) one real root if p>0, and (b), three real roots if 4p^3+27Q^2<0
Hello,Trying to answer the question:Show that x3+px+q=0 has: (a) one real root if p>0, and (b) three real roots if 4p3+27q2<0The 'tools' I have at my disposal for the question are the... more
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06/24/20

What is the magnetic field?
A moving rod has a resistance of 0.25 ΩΩ and moves on rails 20.0 cm apart. The stationary U-shaped conductor has negligible resistance. When a force of 0.490 N is applied to the rod, it moves to... more
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06/24/20

Evaluate the following line integral
∫c 2xy3 dx + 4x2y2 dy along positively oriented circle with equation x2 + (y + 1)2 = 1
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06/23/20

Please help with this Calculus 2 application integration problem(need help understanding the concept)(video)
A tank is full of water. Find the work W required to pump the water out of the spout. Use the fact that water weighs 62.5 lb/ft3.W = ft-lba= 2b= 3c = 4
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06/21/20

use integration by parts to evaluate the indefinite integral ∫(arcsinx)/sqrt(1+x)
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06/16/20

Steps to factoring polynomials
What would be the steps to factor this polynomial: (6x^3+24x^2-2x-8)/(x+4)
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06/15/20

Need some help with these Calculus 2 questions
Please give an example of some computer algebra system i can use for this problem because I am very confused on how to startUse a computer algebra system to evaluate the integral. Compare the... more
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06/14/20

John is pedaling his bike down the street perpendicular to the earth’s magnetic field of 5.5 x 10^-5 T. QUESTION CONTINUED IN DESCRIPTION!!!!
John is pedaling his bike down the street perpendicular to the earth’s magnetic field of 5.5 x 10^-5 T. What is the induced voltage in one metal rim of the bicycle if the wheel has an area of 1.13... more
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06/11/20

Determine the equation for a line passing through (2,-3,-7) and parallel to the line of intersection of the planes x+y-z=0 and 5x-6y+6z=5
Please include steps and answers
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06/07/20

convergent (a nice question)
Find a power series representation for the function g(x) = (x^2) / ( (1 + 3x)^2) about x = 0 where the index of the sum starts from n = 0. Do not forget to write the interval of convergence
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06/04/20

please answer this :
Eight identical spherical raindrops are each at a potential V, relative to the potential faraway. They coalesce to make one spherical raindrop whose potential is:A) V/8B) V/2C) 2VD) 4VE) 8V
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06/04/20

please answer this :
Positive charge Q is placed on a conducting spherical shell with inner radius R1 and outerradius R2. A point charge q is placed at the center of the cavity. The magnitude of the electricfield... more
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05/31/20

Make a substitution to express the integrand as a rational function and then evaluate the integral
Make a substitution to express the integrand as a rational function and then evaluate the integral∫ 5 / x(sqrt(x+1)𝑑𝑥
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05/30/20

Is it true that if lim𝑥→6f(𝑥)=0 and lim𝑥→6g(𝑥)=0 then lim𝑥→6f(x)/g(x) does not exist?
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05/30/20

please answer this :
A certain capacitor, in series with a resistor, is being charged. At the end of 10 ms its chargeis half the final value. The time constant for the process is about:A) 0.43 msB) 2.3 msC) 6.9 msD) 10... more
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05/30/20

please answer this

A certain voltmeter has an internal resistance of 10,000  and a range from 0 to 100 V. Togive it a range from 0 to 1000 V, one should connect:A) 100,000  in seriesB) 100,000  in parallelC) 1000... more
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05/29/20

Please solve this math
If f(x,y) is continuous over R:a≤x≤b,c≤y≤d and F(x,y)=∫ x a ∫ y c f(u,v) dudv on the interior of R, find the second partial deri.
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05/24/20

find the values for K which the given integral converges:
0<y<x^k , 1<x<∞∫∫ y^b dA0<x<1 , 0<y<x^k∫∫ x^a dA
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05/22/20

Why is it that tension is constant in a rope with negligible mass and frictionless pulley even if the weights are different?
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05/19/20

Work/Calculus problem
A certain open top container is made by rotating the curve y = x^2/a about the y-axis from x = 0 meters to x = 3 meters, where a = 1 meter. Initially the container is filled to a height of H = 4... more
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05/18/20

The scale factor of two similar rectangles is 2:5. The area of the smaller rectangle is 8 m^2. What’s the area of the larger rectangle

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