Jemurray3
 Name:
 Joe Murray
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 About:
 Utilize the Feynman Algorithm:
1) Write down the problem
2) Think real hard
3) Write down the solution
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Questions Answered

ShonieCarnes:
Hey I have the problem
y= xe^x
So I worked it out
…
 updated 4 months ago
 3 replies
 1 Medal
Mathematics

INeedHelpPlease?:
Differentiation help
 updated 5 months ago
 11 replies
 1 Medal
Mathematics

UnkleRhaukus:
Why don't units of seconds ever get The SI prefixes
that make them bigger
e.g. kilo seconds, mega seconds, ... [ks], [Ms], [Gs], ... . ?…
 updated 4 months ago
 4 replies
 3 Medals
Mathematics

johnny101:
0
 updated 5 months ago
 38 replies
 3 Medals
Mathematics

master321k:
how to find the equation of ax3 + bx2 + cx +d with one point (2,4)
 updated 5 months ago
 3 replies
 No Medals Yet
Mathematics

dan815:
An inventor reports having a compressor that receives R134a at 20C and delivers vapour at 1MPa and 40C. If the compression is adiabatic, d…
 updated 5 months ago
 19 replies
 No Medals Yet
Mathematics

hanifah:
Please explain why 1^infinity does not exist, but the limit as x approaches infinity of (1^n) is equal to 0
Thank you!
 updated 5 months ago
 1 reply
 No Medals Yet
Mathematics

packalip_13:
How could using a large book as the displaced object produce a significant error in your results?
 updated 5 months ago
 3 replies
 No Medals Yet
Mathematics

davidesm:
(cscxcotx)/tanx = cosx/(1+cosx) How do I get from the left side to the right side with trig identities?
…
 updated 5 months ago
 2 replies
 3 Medals
Mathematics

austinL:
Ok, I have a rather large an indepth problem that I will need help with. Additional material below.
 updated 5 months ago
 45 replies
 6 Medals
Mathematics

KaterynaP.:
what is the derivative of f(x)=llxll (those are greatest integer function brackets)
 updated 5 months ago
 9 replies
 1 Medal
Mathematics

nazli:
verify schawarz inequality (∫▒〖fg dx〗)^2≤ (∫▒〖f^2 dx〗)(∫▒〖g^2 dx〗)
 updated 5 months ago
 1 reply
 No Medals Yet
Mathematics

tregay1999:
energy from the sun reaches eart mostly by
 updated 5 months ago
 4 replies
 No Medals Yet
Mathematics

Jordi666:
work done does not equal change in mechanical energy How can we say that energy is conserved?
 updated 5 months ago
 1 reply
 No Medals Yet
Mathematics

B25:
Consider a pendulum/spring modeled by the following equation: x"(t)+cx'(t)+x(t)=cos(t) where c>= 0 is the unspecified damping coefficient. …
 updated 5 months ago
 1 reply
 No Medals Yet
Mathematics

fleep:
Why do the special right triangles use values that are irrational instead of rational? Can someone explain this using the theorem of Pythago…
 updated 5 months ago
 9 replies
 1 Medal
Mathematics

sepoto:
I'm trying to understand:
Let f(x) = (xa)g(x). Use the definition of the derivative to calculate that f'(a) = g(a), assuming that g is c…
 updated 5 months ago
 3 replies
 No Medals Yet
Mathematics

becca9898:
How can you tell when a quadratic equation has two identical, rational solutions?
When the radicand is negative
When b in the quadratic for…
 updated 5 months ago
 5 replies
 1 Medal
Mathematics

justneedhelppp:
How do you evaluate square roots with variables?
 updated 5 months ago
 28 replies
 7 Medals
Mathematics

LoserAtPhysics:
Ugh, I don't understand. Consider four masses, AD, attached to springs as shown. All springs are identical, with spring constant k, and are…
 updated 5 months ago
 6 replies
 No Medals Yet
Mathematics

mya1996:
What is the sum of 4 times the largest negative integer and the smallest positive integer?
(Idk, but I think it's 0)
 updated 5 months ago
 7 replies
 No Medals Yet
Mathematics

jennisicle:
Find dy/dx of y=(x²7)/(x^1/3). It says I shouldn't have to use the quotient rule and that the final answer should just be in the form ax^m+…
 updated 5 months ago
 11 replies
 1 Medal
Mathematics

richyw:
Invert these relations
\[\leftS_{n+}\right\rangle=\cos{\frac{\theta}{2}}\leftS_{z+}\right\rangle+\sin{\frac{\theta}{2}}\leftS_{z}\right…
 updated 6 months ago
 21 replies
 1 Medal
Mathematics

Miracle_Fruit:
A uniform chain with a mass of 1.35 kg per meter of length is coiled on a table. One end is pulled upward at a constant rate of 0.531 m/s. C…
 updated 6 months ago
 1 reply
 No Medals Yet
Mathematics

iwantapopsicle1003:
what is true of a scientific law?
 it is a scientific theory that is supported over time
 it never needs to be changed once it is proven…
 updated 6 months ago
 3 replies
 1 Medal
Mathematics

chrisplusian:
PLEASE HELP!!!! calc three topic... finding the partial derivatives at a point where the limit is undefined.
 updated 6 months ago
 22 replies
 No Medals Yet
Mathematics

DLS:
If y(x) satisfies the differential equation y'ytanx=2xsecx and y(0)=0 then?
 updated 6 months ago
 13 replies
 1 Medal
Mathematics

dan815:
circuit question help!!
what happens when you place 2 batteries in series opposite way with varying voltage
would the voltage drop be high…
 updated 6 months ago
 22 replies
 2 Medals
Mathematics

Sllwms:
So I am working on a solve the infinite square well problem and I don't understand something.
I know I should know this but I am drawing a…
 updated 6 months ago
 16 replies
 No Medals Yet
Mathematics

micahpkay:
Someone please clarify this question for me:
Describe at least two ways that your understanding of the Doppler effect could be applied to…
 updated 6 months ago
 4 replies
 1 Medal
Mathematics
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