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help_needed:
A rectangular storage container with an open top is to have a volume of 10 m3. The length of this base is twice the width. Material for the …
 updated one year ago
 No Medals Yet
Mathematics

help_needed:
A rectangular storage container with an open top is to have a volume of 10 m3. The length of this base is twice the width. Material for the …
 updated one year ago
 36 replies
 2 Medals
Mathematics

help_needed:
A ladder 10 ft long rests against a vertical wall. If the bottom of the ladder slides away from the wall at a rate of 0.7 ft/s, how fast is …
 updated one year ago
 21 replies
 1 Medal
Mathematics

help_needed:
A ladder 10 ft long rests against a vertical wall. If the bottom of the ladder slides away from the wall at a rate of 0.7 ft/s, how fast is …
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

help_needed:
Water is leaking out of an inverted conical tank at a rate of 6,500 cm3/min at the same time that water is being pumped into the tank at a c…
 updated one year ago
 No Medals Yet
Mathematics

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At noon, ship A is 170 km west of ship B. Ship A is sailing east at 40 km/h and ship B is sailing north at 15 km/h. How fast is the distance…
 updated one year ago
 41 replies
 1 Medal
Mathematics

help_needed:
At noon, ship A is 170 km west of ship B. Ship A is sailing east at 40 km/h and ship B is sailing north at 15 km/h. How fast is the distance…
 updated one year ago
 8 replies
 No Medals Yet
Mathematics

help_needed:
At noon, ship A is 170 km west of ship B. Ship A is sailing east at 40 km/h and ship B is sailing north at 15 km/h. How fast is the distance…
 updated one year ago
 No Medals Yet
Mathematics

help_needed:
A plane flying horizontally at an altitude of 1 mi and a speed of 580 mi/h passes directly over a radar station. Find the rate at which the …
 updated one year ago
 5 replies
 3 Medals
Mathematics

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A cylindrical tank with radius 5 m is being filled with water at a rate of 4 m^3/min. How fast is the height of the water increasing?
…
 updated one year ago
 2 replies
 2 Medals
Mathematics

help_needed:
Find y'' by implicit differentiation. 4x^2 + y^2 = 8.
I already got that y' = 4x/y but idk what to do next.
 updated one year ago
 29 replies
 3 Medals
Mathematics

help_needed:
Find y'' by implicit differentiation.
4x^2 + y^2 = 8. I already solved that y' = 7x/y. Im not sure what to do next.
 updated one year ago
 No Medals Yet
Mathematics

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How do you find the second derivative of sin(x^2)?
 updated one year ago
 79 replies
 5 Medals
Mathematics

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Differentiate ((x  sqrt of x) / (x^1/9)) . I'll write the equation also from the equation box.
 updated one year ago
 18 replies
 2 Medals
Mathematics

help_needed:
lim
x→infinity of [ (sqrt of 4x^6 − x) / (x^3 + 9)]
 updated one year ago
 7 replies
 1 Medal
Mathematics

help_needed:
lim
x→infinity of [ (sqrt of 4x^6 − x) / (x^3 + 9)]
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

help_needed:
If I want to make 135. kg of NO, and the reaction proceeds in 78.0% yield, how many kilograms of NH3 must I start with in the presence of ex…
 updated one year ago
 23 replies
 1 Medal
Mathematics

help_needed:
Calculate the change in heat of the reaction. the question is attached.
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

help_needed:
The first part of the FTC states that if F(x) = integral of f(t) from a to x, then F'(x) = f(x). Using these facts and the properties of the…
 updated one year ago
 56 replies
 1 Medal
Mathematics

help_needed:
Find the exact area under the graph f(x)=x^2+5 from x=0 to x=2 by taking the limit of the Rieman Sum using right endpoints.
 updated one year ago
 49 replies
 No Medals Yet
Mathematics

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Find the area between the curves. The graph is attached.
 updated one year ago
 11 replies
 1 Medal
Mathematics

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What is the integral of tan(9x))??
 updated one year ago
 13 replies
 1 Medal
Mathematics

help_needed:
Help with integration problem. Question is attached!
 updated one year ago
 35 replies
 1 Medal
Mathematics

help_needed:
Can someone explain how to draw the lewis structure for NOBr? Thanks :)
 updated one year ago
 18 replies
 No Medals Yet
Mathematics

help_needed:
Find the distance traveled by the particle during the given time interval.
v(t) = t^2 − 2t − 24, 1 ≤ t ≤ 7
…
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

help_needed:
Find f(t)
f ''(t) = 4e^t + 4 sin t, f(0) = 0, f(π) = 0
 updated one year ago
 28 replies
 2 Medals
Mathematics

help_needed:
Question on derivatives and antiderivatives. Question attached.
 updated one year ago
 16 replies
 1 Medal
Mathematics

help_needed:
Lattice Energy Question attached
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

help_needed:
Percent yield problem:
A 20.0 L nickel container was charged with 0.841 atm of xenon gas and 1.33 atm of fluorine gas at 400 C. The xenon a…
 updated one year ago
 64 replies
 2 Medals
Mathematics

help_needed:
A 20.0 L nickel container was charged with 0.841 atm of xenon gas and 1.33 atm of fluorine gas at 400 C. The xenon and fluorine react to for…
 updated one year ago
 No Medals Yet
Mathematics
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