Questions Answered

becooler:
A rubber block of mass, m, that is initially at rest, is pulled across a concrete floor by a rope as
shown below. The speed of the block st…
 updated one year ago
 5 replies
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becooler:
Buoyancy problem
 updated one year ago
 3 replies
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becooler:
Just checking answers
 updated one year ago
 1 reply
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tonipoo610:
Pre alegbra test help!!!!
 updated one year ago
 18 replies
 1 Medal

becooler:
Derive the equations for a perfectly elastic collision when subject 2 is not moving. Derive the equations for (v1x)f=(m1m2)/(m1+m2)(v1x)f a…
 updated one year ago
 2 replies
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becooler:
Derive the equations for (v1x)f=(m1m2)/(m1+m2)(v1x)f and (v2x)f=2m1/(m1+m2)(v1x)i from the equations m1(v1x)i=m1(v1xf)+m2(v2x)f and 1/2m1(v…
 updated one year ago
 2 replies
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Dodgeramguy:
Wheat flour is packed in 25pound bags. An inspector suspects the bags may weigh less than 25 pounds. A random sample of 16 bags produces a …
 updated 2 years ago
 6 replies
 1 Medal

becooler:
Use an appropriate trig sub to find the integral of x^3(4x^2)^3/2, Do not have any idea where to start
 updated 2 years ago
 7 replies
 1 Medal

becooler:
Find the volume of the solid generated by roatating the graph of 9x^2+4y^2=36 about the y axis
 updated 2 years ago
 16 replies
 1 Medal

becooler:
Evaluate the integral, integral of e^(2abs(x)) from  inf to inf
 updated 2 years ago
 5 replies
 2 Medals

becooler:
Find the volume of the region in the first octant that lies between the cylinders r=1 and r=2 (i.e. the cylinders centered along the zaxis …
 updated 2 years ago
 6 replies
 1 Medal

becooler:
Find the center of mass of the region in the xyplane bounded by the line y=1 and the parabola y=x^2 if the density is given by the function…
 updated 2 years ago
 2 replies
 1 Medal