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• Today, 03:16
Put a +C at the end of your indefinite integral, and then you are correct.
1 replies | 19 view(s)
• Today, 02:27
Look at the numbers. Can you divide by 0? Can you take an even root of a negative number?
6 replies | 107 view(s)
• Yesterday, 18:07
I appreciate another take on the sites that I have listed. The more views I get from you all, the better. I view the way MHB goes as a group decision...
6 replies | 218 view(s)
• Yesterday, 11:06
The problems with MHF were always about personnel and authority structure. If the leaders of MHF had been willing to appoint multiple admins, like we...
6 replies | 218 view(s)
• Yesterday, 07:06
First we need to write the DE as a system of first order DEs. Let $\displaystyle u = y$ and $\displaystyle v = y'$. Then $\displaystyle... 0 replies | 40 view(s) • Yesterday, 06:42 We would need to recognise that the integral in the equation is a convolution integral, which has Laplace Transform:$\displaystyle...
0 replies | 30 view(s)
• Yesterday, 06:26
Taking the Laplace Transform of the equation gives \displaystyle \begin{align*} s^2\,Y\left( s \right) - s\,y\left( 0 \right) - y'\left( 0... 0 replies | 21 view(s) • Yesterday, 02:53 Thank you for pointing this out. I have not looked at other sites in a long time so don't know these things. If a merge was possible I promise I... 6 replies | 218 view(s) • Yesterday, 02:24 I'd be worried about a merge, the spam on MHF is out of control and has been for years, and I have concerns that should we merge, the same thing... 6 replies | 218 view(s) • Yesterday, 02:01 Hey firemath, Thank you for the reply. It's great to hear back from someone on this tough topic. I actually strongly prefer a merge over other... 6 replies | 218 view(s) • April 6th, 2020, 16:46 This should be fairly simple, convert 360 degrees in 18 minutes to x degrees in 1 minute. The graph shows height of a capsule above the ground in... 2 replies | 73 view(s) • April 6th, 2020, 16:33 What do you mean "there is no graph on the positive side"? Of couse there is. 6 replies | 107 view(s) • April 6th, 2020, 16:12 How many "capsules" are there on the Ferris wheel? 2 replies | 73 view(s) • April 6th, 2020, 12:06 Hi all, I think even we do switch to XF (is still going to happen) the time has come to make a change. We have a database of amazing content here... 6 replies | 218 view(s) • April 6th, 2020, 11:37 Hi all, I hope you are all safe, healthy, and not affected in a serious way by the world wide COVID-19 virus. Here in the US it has completely... 0 replies | 62 view(s) • April 6th, 2020, 11:33 skeeter replied to a thread [SOLVED] Transportation calculus in Pre-Algebra and Algebra that's my mistake ... should be 14.9. I doubled the numerator and denominator to get the coefficient ofn$to be 1 instead of 0.5. When I decided... 10 replies | 444 view(s) • April 6th, 2020, 09:09 skeeter replied to a thread [SOLVED] Transportation calculus in Pre-Algebra and Algebra what does n-1 represent? in the equation I wrote in post #4,$n$represents the number of additional freight loads 10 replies | 444 view(s) • April 6th, 2020, 01:44 Why are you plugging in large negative values for x? Surely for an infinite limit you should be plugging in large positive values. As for a hint,... 6 replies | 107 view(s) • April 5th, 2020, 20:46 Prove It replied to a thread [SOLVED] Limit of exponential function in Pre-Calculus This is a$\displaystyle 1^{\infty} $indeterminate form. It can be transformed into a form that can use L'Hospital's Rule by$\displaystyle...
7 replies | 289 view(s)
• April 5th, 2020, 10:58
skeeter replied to a thread [SOLVED] Transportation calculus in Pre-Algebra and Algebra
I have a better idea ... explain how you derived your function.
10 replies | 444 view(s)
• April 5th, 2020, 10:02
Since this is of the form $\displaystyle \frac{f\left( t \right)}{t}$ we should use $\displaystyle \mathcal{L}\,\left\{ \frac{f\left( t \right) }{t}... 0 replies | 55 view(s) • April 5th, 2020, 09:15 To apply this Runge-Kutta scheme, we will need to write our second order DE as a system of first order DEs. Let$\displaystyle u = y $and... 0 replies | 46 view(s) • April 5th, 2020, 08:53 The Bisection Method solves equations of the form$\displaystyle f\left( x \right) = 0 $so we must write the equation as$\displaystyle 11\cos{...
0 replies | 193 view(s)
• April 5th, 2020, 03:46
The Secant Method is a numerical scheme to solve equations of the form $\displaystyle f\left( x \right) = 0$, so we must rewrite the equation as...
1 replies | 213 view(s)
• April 4th, 2020, 21:13
Prove It replied to a thread Need help in Analysis
It's a bit hard to use something that you haven't given us...
1 replies | 280 view(s)
• April 4th, 2020, 12:16
skeeter replied to a thread [SOLVED] Transportation calculus in Pre-Algebra and Algebra
simplified the initial cost function ... $C(v) = 1375\left(\dfrac{44.5}{v} + \dfrac{14.9}{180-v}\right)$ minimum cost occurs at $v \approx 114... 10 replies | 444 view(s) • April 4th, 2020, 09:26 skeeter replied to a thread [SOLVED] 299What is the acceleration in Calculus$v(t) = \cos{t}+\sin{t} \implies a(t) = \cos{t}-\sin{t} \implies a\left(\dfrac{3\pi}{4}\right) = -\sqrt{2}\$
4 replies | 351 view(s)
• April 3rd, 2020, 15:47
I have obtained access to the full solutions manual, after contacting Wiley about it. I will not type up the solution in full, but simply note a few...
1 replies | 302 view(s)
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