02/13/24

Calculus 4 Question
For the solid of constant density k bounded by the surfaces z = x^2, y = 2z, z = 2, y = 0,a. Show the region using a 3d grapher and suitable zoom settings.b. Use iterated integrals to find the... more
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02/08/24

Electromagnetism solution

Two long, parallel wires hang by 4.00-cm-long cords from a common axis . The have a mass per unit length of 30 g/m and carry the same current in opposite directions. What is the current in each... more
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09/23/22

2 AsF5 (g) = 2 As (s) + 5 F2 (g)
If you put 2.065 M AsF5 and 0.218 M F2 along with excess As in a 2.000 L container at 358.2 C, which way will it shift?
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08/29/22

Find the centroid of the region bounded by the curves y = cos x and y = sin x on the interval [0, π/4].
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08/11/22

I need an example question
please write and solve a monte carlo integration question. I need to understand how to solve them I have an exam tomorrow. Thank you for your time.
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03/09/22

Use separation of variables
Use separation of variables to solve the initial value problem. Indicate the domain over which the solution is valid.dy/dx = (4√y ln x) / x and y = 1 where x = e . Thank you!
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01/25/22

Two hockey pucks of equal mass (168 g) undergo a glancing collision
Two hockey pucks of equal mass (168 g) undergo a glancing collision. Puck 1 is initially at rest and is struck by puck 2 travelling at a velocity of 13.0 m/s [E]. Puck 1 travels at an angle of [E... more
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12/08/21

Find an equation of the form ax2 + by2 = c for the ellipse that passes through the given points. (2, 5) and (6, 3)
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12/01/21

Find the volume
Find the volume of the solid region bounded in the first octant by the plane given by the equation z + x + 2y = 6
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11/28/21

NEED ASAP! use a right triangle to write cos(tan^-1 x/2). as an algebraic expression

cos ( tan -1 x/2). (x over 2)
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11/26/21

When an aqueous solution of NaBr is electrolyzed, what forms at the electrodes?
can the cathode and anode be found just by knowing their reduction potential values?
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10/07/21

Balance the following equation: KH2F3 → KF + H2 + F2
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08/02/21

Let P=(0,0,1),Q=(1,−1,1),R=(−2,1,−1) . Find (a) The area of the triangle PQR, (b) The equation for a plane that contains P, Q, and R.
Let P=(0,0,1),Q=(1,−1,1),R=(−2,1,−1) . Find (a) The area of the triangle PQR,(b) The equation for a plane that contains P, Q, and R.
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07/27/21

Calculus 3 Line integrals
Given F=<2yz,2xz+2,2xy+2z>, find a function f so that F=∇f(x,y,z)Use your answer to evaluate ∫CF⋅dr along the curve C: x=t^2, y=t+2, z=2t−2,  0≤t≤2
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07/27/21

Calculus 2 Line integrals
Consider the vector field F=<x^3*y^4,x^4*y^3> Use your answer to evaluate ∫CF⋅dr along the curve C: r(t)=6cos(t)i+6sin(t)j, 0≤t≤π4
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07/20/21

How would I answer this question?

If log2a + log2b = 3 calculate all the possible integer values of a if b is also an integer value. Explain reasoning.
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07/12/21

Evaluate using Wallis’ Formula.
∫0π/2 sin4y cos7 ydy ∫10 (1-x2) 5/2 dx
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07/05/21

outward flux by Divergence Theorem
How I can calculate the outward flux of the vector field F(x,y,z)=2xi+yj+zk across the boundary of  z=x^2+y^2 paraboloid  and  z=2x the plane  by the Divergence Theorem ?
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07/03/21

Factor the polynomial completely. P(x) = x2 + 9.

Factor the polynomial completely.P(x) = x2 + 9 P(x) =   Find all its zeros. State the multiplicity of each zero. (Order your answers from smallest to largest real, followed by complex answers... more
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06/28/21

integration expected value
Let f(x) = 1/2e^(-x/2), for x greater than 0. What is the expected value of X?
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06/20/21

Techniques of Integration
If g(1)=5, g(5)=7, and ∫15 g(x)dx=−6, evaluate the integral ∫15 xg′(x)dx.
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06/20/21

So I cant find the answer of my assignment in google about this matrix question

Assume A is 3 by 3 matrix. Show that (AT )-1= A by using your own example. Can anyone give me the example
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05/25/21

What is the integral of k^2. dk^3
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05/25/21

why does 1 mole of an ideal gas at stp occupy 22.414 dm3 of volume?
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05/09/21

How do you solve this?
Evaluate the line integral: ∫c xzds where c is the line from (0,1, -1) and (2,0,1)I started by solving for my r(t) which I found to be <2t, 1-t, -1> and 0 ≤ t ≤ 1. However, when I started... more
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