Monday

June 27, 2016
Total # Posts: 8

**calculus**

A particle moves on the x-axis so that its velocity at any time t is given by v(t) = sin 2t. At t = 0, the particle is at the origin. a)For 0 ≤ t ≤ π, find all values of t for which the particle is moving to the left. b)Write an expression for the position of ...
*April 30, 2012*

**calculus**

A tight rope is stretched 30 feet above the ground between the Jay and the Tee buildings, which are 50 feet apart. A tightrope walker, walking at a constant rate of 2 feet per second from point A to point B, is illuminated by a spotlight 70 feet above point A, as shown in the ...
*April 29, 2012*

**calculus**

Let R be the region in the first quadrant that is enclosed by the graph of y = tanx, the x-axis, and the line x = π/3 h. Find the area of R i. Find the volume of the solid formed by revolving R about the x-axis
*April 4, 2012*

**Slope Fields(Calculus)**

Corpororate administration notice that 13 % of their employees retire each year. while 2,500 are newely hired. What is the long-term effect if they initianly have 30,000 employees. I found the function: DE/dt=-.13E+2500 Where do I go from here?
*April 3, 2012*

**calculus**

2. The rate of change in the number of bacteria in a culture is proportional to the number present. In a certain laboratory experiment, a culture has 10,000 bacterial initially, 20,000 bacteria at time t1 minutes, and 100,000 bacteria at (t1 + 10) minutes. a. In terms of t ...
*March 30, 2012*

**calc**

thanks
*March 29, 2012*

**calc**

1. Let R be the region bounded by the x-axis, the graph of y=sqr(x) , and the line x=4 . a. Find the area of the region R. b. Find the value of h such that the vertical line x = h divides the region R into two regions of equal area. c. Find the volume of the solid generated ...
*March 29, 2012*

**calculus**

are you sure this is a question?
*March 29, 2012*

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