04/16/20
infinite series
find he sum of the series of it converges else show that it diverges∞∑((1/n^2+7n+12)+((2^2n+1)/(5^n))n->∞
04/15/20
Integration Methods
1. ∫5 1 / x(6+5x) dx 1Examine the form of integral which involve a+bu. Let u=x, a=6, and b=5.
04/13/20
Whats the answer for these eigenvalues and eigenvectors questions?
Q1:verify that λi is an eigenvalue of A and xi is a corrcsponding eigenvector.1-A=⌈ 1 0 ⌉ ⌊ 0 -1⌋λ1 = 1, x1 = (1,0)λ2 =-1,x2 = (0,1)2-A=⌈ 4 -5 ⌉ ⌊ 2 -3 ⌋λ1 = -1, x1 = (1,1)λ2 =...
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04/12/20
Thermochemistry
6 NO(aq) + 4NH3 (g) ----> 5N2 (g) + 6H2O Delta Hrxn = -18076 NO2 (g) +8 NH3(g) ---> 7 N2 (g) +12 H2O(g) Delta Hrxn = -2730Calculate3 NO(g) + N2(g) + 3 H2O(g)...
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Calculus question about orthogonal trajectories
the question states Find and describe the orthogonal trajectories of the family of curves y = ln(kx).how would i solve this question
04/11/20
absolute extrema of f(x,y) in a closed triangle
Find the absolute extrema of f(x,y) = x2y − 2x + y on the closed triangle T with vertices (1,0),(5,0) and (1,4).
04/11/20
Direction of charge in magnetic field
Q:A uniform but time varying magnetic field exist in cylindrical region and directed into plane of paper.if field decreases with time and positibe charge is placed at anypoint inside region then it...
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04/10/20
My question is on description field
the moon, the acceleration due to gravity is one-sixth that of earth. That is22 gmoon = gearth /6 = (9.8 m/s )/6 = 1.63 m/s .What effect, if any, would this have on the period of a pendulum of...
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method of Lagrange Multipliers
find the points on the ellipse x^2+16y^2=16 that are furthest away from the point(0,-1)using the method of Lagrange Multipliers
04/07/20
In triangle ABC, A=(1,2) B=(9,8) and C= (-4,14). The bisector of <A intersects BC at point D. Find the coordinates of D.
I need help sketching a diagram and finding answer. :)
04/04/20
How large must the coefficient of static friction be between the tires and the road ?
How large must be the coefficient of static friction be between the tires and the road if a car is to round a level curve of radius 130.5 m at a speed of 17.1 m/s?
04/01/20
Need help with physics question!
I attempted this problem but I don't where to get the k constant from to complete the equation.1/2(1.2+0.01)V^2=1/2kx^2A rifle bullet with mass 10.00g strikes and embeds itself in a block with mass...
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03/29/20
RLC circuits help
An RLC circuit has a resistor of 24kΩ, a capacitor of 15μF, and an inductor of 10mH. If the capacitor is charge to 10V at time t = 2, what is the voltage on the capacitor after 3 seconds?
03/10/20
Separations help 2
If you had 2 solids that were soluble in water, what other property could be used to separate them?
12/18/19
Work and Energy and Circular motion.
A stone swings on a horizontal circle at the end of a string 2.0 m long. The period of the motion is 1.2 s. How much work does the tension in the string do on the stone in .40 s? I am having much...
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12/18/19
physics circular motion
A physics student is whirling a bucket of water in a vertical circle of radius 1.4 meters. What is the minimum speed the bucket must maintain at the top of its path so that none of the water...
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11/27/19
Maxima and Minima
A sphere is inscribed in a right circular cone. Find the dimensions of the cone if the diameter of the sphere is 16cm.
11/26/19
Moment of Inertia Parallel axis theorem
Two rods of length a and mass m are joined together at right angle to form a T-squre. Show that MI about center of the T pendulum is (17m*a^2)/12 using parallel axis theorem
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