# Yahoo Web Search

1. ### calculus problem velocity?

A) dv/dt = g - kv dv/(g - kv) = dt dv/(g/k - v ) = kdt ln(g/k - v ) = -kt + ln(C) g/k - v = Ce^(-kt) at v (0) = 0...

1 Answers · Science & Mathematics · 04/08/2010

2. ### A red urn contains 6 red marbles and 4 blue marbles,?

...e., so as to be a probability vector), is v = {5/9, 4/9}. The vector v gives the stationary probabilities of the states : p(draw from red urn) = v₁ = 5/9, p(draw from blue urn) = v₂ = 4/9...

2 Answers · Science & Mathematics · 05/04/2012

3. ### Two parallel shelves, each exactly 138 cm long , have exactly 32 cm of space between them...?

.... Now we're ready to state or givens and find R...straight. It is a great big long cylinder now. Find the volume of... the mass. d = m/ V V = 1414.9 d = 7.85 g/cm^3...

1 Answers · Science & Mathematics · 08/09/2009

4. ### Math Assignment HELP!!?

...the solution to this initial value problem is: V (t) = 3 - (t + 2)*exp(-t) As t→∞, the exponential term goes to zero, so the long -term (steady state ) volume of the tumor is 3 For the final...

1 Answers · Science & Mathematics · 27/11/2013

5. ### Help! Question on inequality and vectors.?

... than the sum of the lengths of the other two sides. As long as you agree that the shortest distance between two points is a...

1 Answers · Science & Mathematics · 27/09/2013

6. ### Calculus optimization problem, what speed will minimize the cost of a certain trip?

...2*.0016* v , which is 0 when v =0. But that's stupid because.... The problem also states that she needs to go 1500km...she'll pay 30/h. So how long will the driver need to drive? ...

2 Answers · Science & Mathematics · 07/04/2012

7. ### How to determine the total time of a runner if time is given for only a fraction of the entire race?

You'll need to find equations that link the states between the last 1/9 distance of the race, the first 8/9 and the total length together...

2 Answers · Science & Mathematics · 23/09/2012

8. ### MATH QUESTION HELP !!!!<3?

...volume, so cubed. l x w x h= V Assume Prime factorisation: 12 300 = Tooo long Guess and check: NxXxY... of an improperly stated question. You have 41x15x20. ...

2 Answers · Science & Mathematics · 13/10/2014

9. ### Derivatives: Chain Rule - Melting Ice Block?

... = l^3 dl/dt = 5.2 cm/hr = 0.052 m/hr Find rate of change of V when l = 5 m. Ok, for this last part, you need to use the chain rule as you have it stated : dV/dt = (dV/dl)*(dl/dt) Now dV/dl is simply the...

3 Answers · Science & Mathematics · 16/06/2007

10. ### Derivatives Application NEED HELP QUICK PLZZ!?

. box dimensions: height = x width = 3x length = 30 - 2x V = x ( 3x ) ( 30 - 2x ) V = 90x² - 6x³ V ’(x) = 180x...

2 Answers · Science & Mathematics · 26/07/2019