April 20, 2014

Search: Physics w/ Calc

Number of results: 113,508

oops! don't know why I put AP Calc, it's actually pre-calc....
Friday, September 18, 2009 at 8:52pm by muffy

ap calc
OOPS, I meant Pre-Calc not ap Calc sorry
Saturday, October 10, 2009 at 2:45pm by MUFFY

Monday, August 9, 2010 at 8:16am by MTHOMBENI BAFANA

Studying for Calc
I have a quiz on derivatives coming up and I really want to do well, but i'm not sure how to go about studying calc. i have no trouble studying for other subjects, but i'm doing poorly in calc and i need to make some changes in my study habits. any suggestions? i usually work ...
Tuesday, October 7, 2008 at 4:22pm by Elizabeth

Can someone help me with this calc problem? lim as x->0 (tan^3 (2x))/(x^3)
Thursday, January 8, 2009 at 4:22am by Nick

Pre Calc
Does this: sqrt 3x-4=(x-4)^2-3 Multiply out to: x^4-16x^3+90^2-211x+173 I then need to put it in the graphing calc and see what the roots are.
Thursday, September 10, 2009 at 8:34pm by muffy

Looks like C to me
Wednesday, April 17, 2013 at 11:05am by Steve

calculus (limits)
lim h>0 sqrt(1+h)-1/h not sure how to factor this; not allowed to use L'Hopital's Rule. (that isn't taught at my school until Calc II & I'm in Calc I).
Saturday, January 22, 2011 at 2:09pm by John

an aeroplane is travelling horizontally at a speed of 80ms and drops a crate of emergency supplies.To avoid damage,the max vertical speed of the crate on landing is 20ms. a)calc d max height of the aeroplane when the crate is dropped b)calc d time taken for the crate to reach ...
Thursday, January 19, 2012 at 2:59pm by Shanti

350 J
Monday, April 23, 2007 at 3:46pm by derek

What it P representing? Position?
Saturday, September 12, 2009 at 1:31pm by Hannah

Looks ok to me, I didn't do calc work.
Tuesday, January 5, 2010 at 6:04pm by bobpursley

physics-non calc
What is the question?
Thursday, October 14, 2010 at 2:40pm by bobpursley

Calc or Pre calc
I am having trouble doing this problem. I know how to do indefinate integrals, but I don't know how to do definate integrals. Can you show me how to do this. Evaluate 5 (x^3-2x)dx 2
Wednesday, May 14, 2008 at 9:42pm by jennifer

help chem!:/
a) Calc. PH of 0.010 M HF and 0.030 M KF e) calc. PH Zn(OH)2 in wAter
Thursday, March 15, 2012 at 9:03pm by ALISON

oh, thank you. I forgot to do that after my calc homework
Sunday, October 30, 2011 at 7:14pm by Millie

You can graph it, if you calc is a graphing calc. graph y=x^2+8x+5, where it crosses the x axis, is the solutions.
Thursday, September 17, 2009 at 6:00pm by bobpursley

I'm stuck on a pre-calc problem. I need to find y as a function of x, where the constant c is a positive number for In(y-1)+In(y+1)= -x+c express your question as ln[(y-1)(y+1)] = -x+c change that to exponential form e^(-x+c) = (y-1)(y+1) e^(-x+c) = y^2 - 1 y^2 = e^(-x+c) + 1 ...
Wednesday, May 9, 2007 at 12:36pm by Sarah

calc the buoyant force on a 2 L helium balloon
Thursday, December 6, 2012 at 5:00pm by chris

physics repost
Thinking is correct. I didn't check calc work.
Friday, April 4, 2008 at 12:08pm by bobpursley

physics calc based
Had problems with the same question.
Sunday, January 24, 2010 at 1:06pm by Dom

Physics with Calc
35° = 0.611 radians, so .611r = 840
Wednesday, July 17, 2013 at 1:01am by Steve

Calc and Physics
Damon and Reiny. Thanks for your quick and thorough responses.
Sunday, December 16, 2012 at 2:03am by Daryl

It is math, i take a pre-calc/calc class. sorry!
Sunday, September 28, 2008 at 4:49pm by sam

physics repost
I didnt check calc work, but thinking is correct.
Friday, April 4, 2008 at 12:10pm by bobpursley

Can you show me how to find the rectangular equation of r=2costheta + 3 sin theta All I need is an example to work off I was absent today from Pre-Calc and I have homework to do and no explanation with them-Please help with this one Thank you
Monday, October 3, 2011 at 6:33pm by Leah

If (a,-3) is a point on the graph of y=x^2+4x, what is the value of a? so far i have -3=x^2+4x i can do the problem on my graphing calc but we can't use a graphing calc on the test so i need to know how to do it by hand. what do i do next?
Wednesday, January 20, 2010 at 10:29pm by Karen

Calc based Physics
E is approximately (Q/A)/e(o) so rearranging the formula we get AEe(o)=Q hence Q= 2.26e-5
Saturday, February 11, 2012 at 12:39am by Ted

first calc: hf=hi+vi*t-4.9t^2 second calc: hf=hi-4.9(t-2)^2 0=40+vi*t-4.9t^2 0=40-4.9(t-2)^2 well, two equations, two unknowns. start the with the second, solve for time, then put that into the first equation and solve for vi.
Friday, November 12, 2010 at 1:31pm by bobpursley

Looks like D to me. sin u + sin v = 2 sin(½(u+v)) cos(½(u−v))
Wednesday, April 17, 2013 at 11:12am by Steve

physics 2
I would suggest on the other three, do them on paper, check the orders of magnitudes, then verify it on the calc.
Saturday, January 30, 2010 at 9:25pm by bobpursley

Well it's a bit too late for that. I'm already in Calc 2 so is there anyway you can just explain this problem to me so I can finish my work.
Sunday, August 15, 2010 at 9:35am by Skyler

last calc question, i promise!
ALSO ALSO ALSO - on my first calc question (a couple posts down!), i added more to the problem that i forgot, so i need help with that too.
Friday, February 20, 2009 at 12:26am by jane

paste this into the google search window: 2*6.470*6.02E23 You need to learn how to be friends with your calc.
Friday, November 20, 2009 at 6:35pm by bobpursley

C code
Write a .c file named calc that: - Takes arguments from the command line - Solves a simple math problem - Returns the result as an exit status calc.c: //this is the function that gets called when the executable is run. int main(int argc, char * argv[]){ //I've given you the ...
Wednesday, February 6, 2013 at 9:04pm by Nick

By the way, I used vector components rather than laws of cosines as math people might do it. My thing is physics.
Sunday, June 29, 2008 at 7:01pm by Damon

it be easier to explain if i had my book, the answer may not be a 100% rgt because my calc is in my car, why u post this? need help with homework?
Thursday, March 6, 2008 at 7:56am by A51AN

physics-non calc
a hammer was released from rest vi=0m/s taking 1.12 seconds to fall 1 meter. How do you solve that
Thursday, October 14, 2010 at 2:40pm by charles

physics-A person walks
I dont understand??? how do you solve the answer in km. Do you do "(sign of 25)<in calc> multiplied by(3.8km)"?????
Thursday, September 24, 2009 at 10:41pm by Anonymous

algebra 2
take the antilog of each side: x=antilog 2.4 = 10^2.4 Put this in your calc, or in the google search window (google calc) 10^2.4
Sunday, March 23, 2008 at 7:44pm by bobpursley

liquid heptane C7H16 is completely combusted to produce CO2 and H2O: C7H16 + 11O2 --> 7CO2 + 8H2O the heat combustion for one mole of C7H16 is -4.85*10^-3 CO2 heat of comb. = -393.5 H2O h of c= -285.8 a) calc. the vale of heat of cumbustion for C7H16 in kJ/mol a .0108 mol ...
Wednesday, March 10, 2010 at 7:28pm by hilde

physics EM
nvm found it elsewhere. turns out i had my calc in degrees instead of radians. dont you just hate when that happens.
Monday, April 7, 2008 at 4:51pm by Spencer

physics calc based
In the product F = qB (vectors), take q = 2 (neglecting the units of charge, q) and v = 2.0 i + 4.0 j + 6.0 k and F = 4.0 i + (-20 j) + 12 k . What then is B in unit-vector notation if Bx=By ?
Sunday, January 24, 2010 at 1:06pm by hannah

Physics w/ Calc
6.235/.0023=2710i 7.83/.0023=3404j = (2710)i-(3404)j
Sunday, October 16, 2011 at 8:08pm by Anonymous

ln x=44/12 x=e^(44/12) [put that in your calc, or in the google search window (google calc).
Sunday, March 23, 2008 at 8:06pm by bobpursley

Physics, Calculus(alot of stuff together)= HELP!!!
You have the integration right, I did not check the calc work. The boundry values apply to the density (2.7,9.3) and you applied them correctly.
Sunday, September 16, 2007 at 7:12pm by bobpursley

Physics with Calc
A point charge of 1.8uC (microcoulumbs) is at the center of a Gaussian cube 55 cm on edge. What is the net electric flux through the surface?
Saturday, February 5, 2011 at 12:35pm by Robert

The numbers are correct, but the words are not. The first thing you did was mgh, not 1/2 m v^2 So yes, it is mgh+1/2 mv^2 I didn't check calc work.
Monday, December 7, 2009 at 5:20pm by bobpursley

College Physics II (Calc-Based)
Okay so my equation was set up correctly and should read.. (1.00x10^-9)(1.90m^3)/(8.314x308.15) Correct? So my R would be 2.67724^-12?
Thursday, August 29, 2013 at 4:47pm by Andrew

Calc or Pre calc
To get the definite integral subtract the value of the indefinite integral at x=2 from the value at x=5. The arbitrary cnstant c will cancel out. The indefinite integral is x^4/4 - x^2 + C. The definite integral is (625/4) - 25 -[16/4 - 4].
Wednesday, May 14, 2008 at 9:42pm by drwls

Handy trig calculators can be found at
Friday, February 15, 2013 at 2:12pm by Steve

Math for liberal arts
a handy calculator that works in multiple bases can be found at
Thursday, August 30, 2012 at 4:42pm by Steve

Physics 1 (Calc Based)
angular position= 1/2 acceleraiton*time^2+ wi*time + initial position
Wednesday, March 31, 2010 at 12:59pm by bobpursley

A body covers a distance of 25m in the 5th sec of its motion and 40m in the 8th sec.of its motion. Calc.initial velocity and acceleration.
Wednesday, July 4, 2012 at 12:43pm by Mohan

Calc-Based Physics
You are lost in the process of resolving a vector into components, then the addition of those components. Here is what I suggest. Go to the nearest college bookstore, or Barnes Noble, or such, and get the study guide Schaum's Outline Series: College Physics. There are a a ...
Thursday, October 11, 2007 at 10:30pm by bobpursley

Calc-Based Physics
You are lost in the process of resolving a vector into components, then the addition of those components. Here is what I suggest. Go to the nearest college bookstore, or Barnes Noble, or such, and get the study guide Schaum's Outline Series: College Physics. There are a a ...
Thursday, October 11, 2007 at 10:30pm by bobpursley

Ok. If you used your calc to get 23E-9 from 9E9*1.6E-19*1.6E-19/(1E-10)^2 then you are right. I dont know where you got the distance apart from, that of course can change the answer.
Saturday, March 29, 2008 at 9:27pm by bobpursley

Deceleration: 16 = 20 + Ta 16 - 20 = 10a a = -0.4 m/s2 Braking force = 300 X 0.4 = -120 N Please check the above calc and give comments!
Sunday, November 21, 2010 at 5:17pm by Raymond

first off, trig functions are just numbers. they have no units (such as meters). Maybe those little m's are meant to be ° symbols. If sin(x) = 8/32, x = 14.48° did you visit the trig site I provided?
Friday, February 15, 2013 at 3:57pm by Steve

Profit=p(-p^2+33p+9)-9(-p^2+33p+9)+100 How do I simplify this so I can take the derivative For Further Reading * Calc - Michael, Sunday, November 25, 2007 at 4:17pm Profit=p(-p^2+33p+9)-9(-p^2+33p+9)+100 p(-p^2 + 33p + 9) Just distribute the p in. -9(-p^2 + 33p + 9) Find the ...
Sunday, November 25, 2007 at 8:20pm by Ben

Which set of parametric equations corresponds to this rectangular equation? y=2x-(x^2 / 10) A. x=4t, y=4t-(t^2 /10) B. x=2t, y=8t-(4t^2/10) C. x=2t, y=4t-(4t^2/10) D. x=.5t, y=2t-(t^2/10) E. x=t, y=t-(t^2/10)
Wednesday, April 17, 2013 at 11:05am by Chris Math Hw Help

Calc-Based Physics
Break each vector into two components. Not having a diagram, I cant help. But I suspect one component should be aimed along whereever the angles are being measured from, and the other angle perpendicular to that. Then add like components.
Thursday, October 11, 2007 at 7:40pm by bobpursley

Solving system of linear equations
Sunday, February 22, 2009 at 5:55pm by bobpursley

R=.28*165 (calc this) plug into following equation and that will give you W =I^2*R =1030^2*R b. P(loss)= IV =1030(720000) <---changed into V from kv =741400000 divide answer from part a by this number to get the percentage
Friday, September 17, 2010 at 10:52pm by lynette

College Physics II (Calc-Based)
the number of molucles is n*avagradro's number R? Pressure is Pa, volume in m^3, T i Kelvins... R has to be in Pa-M^3/mole.kelvins or 8.314
Thursday, August 29, 2013 at 4:47pm by bobpursley

I mean feet, not meters. Yes, acceleration is crazy. It should increase during the propulsion phase and it should be g, 32 ft/s^2 down, after the engine cuts out. I assume this is math class and certainly not a physics class :)
Friday, February 22, 2008 at 4:06pm by Damon

Use L’Hopital’s rule to find the limit of this sequence (n^100)/(e^n) ...If you do L'Hop. Rule it would take forever, right? You would always get an (e^n) at the bottom and will have to use the L'Hop. rule 100 times to find the limit...100*n^99, 9900n^98, and etc. Is there a ...
Wednesday, February 1, 2012 at 4:55pm by lola

Calculus II
Tuesday, February 24, 2009 at 2:43pm by bobpursley

Physics-I forgot the magnetic field calc
I forgot that the earth's magnetic field is 50 micro Tesla
Saturday, April 23, 2011 at 5:04pm by Russ

Handy trig calculators can be found at just plug in your value for 22 degrees, get the sine, and then multiply by 11. Hard to believe that someone with access to a computer can't figure out how to get some calculations made. Heck, google ...
Friday, February 15, 2013 at 11:34am by Steve

physics calc based
Don't you mean the vector cross product F = q V x B ? You need to write an equation for the three components of B (with Bx = By) by rewriting the above equation for the individual components. Then solve for the Bz and Bx=By components
Sunday, January 24, 2010 at 1:06pm by drwls

Thursday, January 12, 2012 at 1:03pm by Damon

A student is in a 20 week calc class. The function f(t)=50-50e^0.2t f(t) measures the students problem speed in t weeks -how many problems per hour can a student solve at the beginning of the course - how many problems per hour can a student solve halfway through the course -...
Friday, July 20, 2012 at 2:07pm by Marshall

mosey on over to
Thursday, February 28, 2013 at 11:32pm by Steve

A sphere of radius 10 cm is charged to a potential of 500V. Calculate the outward pull per unit area. Ans: 1390 * 10^-8 N/m^2 -------- I'm sure the calc is simple, but how do I calculate "outward pull" from voltage?
Thursday, December 24, 2009 at 2:21pm by Sean

how do I do this?
Sunday, December 9, 2007 at 6:41pm by Britt

Thank you.
Thursday, September 10, 2009 at 5:58pm by Katie

Thank you!
Monday, October 26, 2009 at 3:10am by Patrick

Thank you!
Sunday, November 8, 2009 at 7:47pm by Lee

1 - 1/x
Sunday, November 22, 2009 at 12:31pm by Reiny

Calc :)
You are welcome!
Wednesday, February 24, 2010 at 5:52pm by MathMate

You're welcome!
Saturday, May 29, 2010 at 8:34pm by MathMate

(e^x + e^-x)/2=1
Sunday, October 17, 2010 at 10:41pm by BOB

Monday, October 18, 2010 at 10:48pm by Vinny

0 and 1
Wednesday, December 2, 2009 at 1:10pm by derek

Calc 2
y=... or r=...?
Monday, April 18, 2011 at 1:24pm by Mgraph

Calc 3
with .... ?
Wednesday, July 13, 2011 at 7:45pm by Reiny

Wednesday, October 12, 2011 at 7:10pm by in the same class

what is h?
Wednesday, December 28, 2011 at 5:43pm by Eliza

Friday, January 20, 2012 at 7:34pm by Kris

Thursday, March 29, 2012 at 8:40am by naseba

Sunday, July 15, 2012 at 2:04pm by Anonymous

Wednesday, July 18, 2012 at 3:11am by Jim

Calc 3
thank you!!!!!!
Saturday, September 22, 2012 at 5:04pm by Becky

Friday, April 26, 2013 at 11:59am by Steve

Tuesday, March 2, 2010 at 9:40pm by Alex

Sunday, November 8, 2009 at 7:47pm by Anonymous

Calc pt2
Original question: Posted by Lost One on Tuesday, March 5, 2013 at 12:04pm. Let f(x) = (2/3)x^3 - 2x + 1 with a restricted domain of [1,infinity]. What is the value of (f-1)'(x) when x = 13? •Calc - Steve, Tuesday, March 5, 2013 at 12:58pm since x = f^-1(y) and dx/dy = 1/y' f...
Tuesday, March 5, 2013 at 2:25pm by Lost One

well, the first step to the second is wrong, there is no way 260+21N became 54726 Newtons. I dont follow your last step (didn't punch it in the calc), but you have to take sqrt of the sum of forces, I dont see where you did that. Resultant= sqrt(xforeces + y forces)
Thursday, October 1, 2009 at 5:56pm by bobpursley

pi = MRT Convert ug vitamin B12 to mols mols = grams/molar mass. Then mol/L = M and substitute into the first equation and solve for pi in atm. Here is a site to convert atm to H2O.
Monday, February 25, 2013 at 2:32am by DrBob222

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