Saturday

April 30, 2016
Total # Posts: 26

**physics**

what will be the speed of a 500 kilogram moving satellite if we apply100N force on it after each second till 10 hours and current velocity of this satellite is 16,800 miles per hour?
*April 12, 2016*

**science**

what will be the speed of a 5oo kilogram mass satellite if we apply 100N force on it after each second till 10 hours and the current velocity of this satellite is 16,800 miles per hour?
*April 12, 2016*

**AP Calculus AB**

Set up, but do not evaluate, the integral which gives the volume when the region bounded by the curves y = Ln(x), y = 1, and x = 1 is revolved around the line y = -1. I dont understand the washer thickness topic which is why im having trouble with this question
*March 23, 2016*

**AP Calculus AB**

An object has a constant acceleration of 40 ft/sec2, an initial velocity of -20 ft/sec, and an initial position of 10 ft
*March 23, 2016*

**AP Calculus AB**

9.000 -9.000 10.596 -3.00 Those are the answer choices for #2
*March 18, 2016*

**AP Calculus AB**

2. For an object whose velocity in ft/sec is given by v(t) = -t^2 + 6, what is its displacement, in feet, on the interval t = 0 to t = 3 secs? 3. Find the velocity, v(t), for an object moving along the x-axis if the acceleration, a(t), is a(t) = cos(t) - sin(t) and v(0) = 3. v...
*March 18, 2016*

**AP Calculus AB**

Find the volume of the solid formed by revolving the region bounded by the graphs of y = x^2, x = 4, and y = 1 about the y-axis 39pi/2 225pi/2 735pi/2 None of these I got 39pi/2
*March 7, 2016*

**AP Calculus AB**

The base of a solid in the xy-plane is the circle x2 + y2 = 16. Cross sections of the solid perpendicular to the y-axis are squares. What is the volume, in cubic units, of the solid? Can you please help me out on this one Bobby? Also, for the second question I got 2.667 which ...
*March 1, 2016*

**AP Calculus AB**

For an object whose velocity in ft/sec is given by v(t) = -t^2 + 6, what is its displacement, in feet, on the interval t = 0 to t = 6 secs? -36 36 0 55.596 For an object whose velocity in ft/sec is given by v(t) = -2t^2 + 4, what is its distance travelled, in feet, on the ...
*March 1, 2016*

**US Government & Politics**

15. The growth of direct primaries has resulted in which of the following major change to political parties? Political parties, instead of the Senate, host and determine the rules for direct primaries. National conventions held by major parties, instead of congressional ...
*February 15, 2016*

**US Government & Politics**

15. The growth of direct primaries has resulted in which of the following major change to political parties? Political parties, instead of the Senate, host and determine the rules for direct primaries. National conventions held by major parties, instead of congressional ...
*February 15, 2016*

**AP Calculus AB**

OH I completely forgot to do the "+". I kept typing in the answer without the "+" and kept getting it wrong and decided to get help on the last try. Thank you very much Steve.
*February 14, 2016*

**AP Calculus AB**

Which integral gives the area of the region in the first quadrant bounded by the axes, y = e^x, x = e^y, and the line x = 4? The answer is an integral. I know y=e^x has no area bounded, but I dont know how to incorporate it all.
*February 14, 2016*

**AP Physics 1**

1. A delivery truck travels 21 blocks north, 16 blocks east, and 26 blocks south. What is its final displacement from the origin? Assume the blocks are equal length. 2. Vector V1 is 6.6 units long and points along the negative x axis. Vector V2 is 8.5 units long and points at...
*January 15, 2016*

**AP US Government & Politics**

Was it the clashes over state boundaries that didn't lead? I'm pretty sure at that point state boundaries were already set.
*January 12, 2016*

**AP US Government & Politics**

1. All of the following led to the Constitutional Convention EXCEPT state tax policies. Shays’s Rebellion. increased tariffs. clashes over state boundaries. weak attendance at the Annapolis Convention. 2. Which of the following circumstances best demonstrates the ...
*January 12, 2016*

**Calculus AB**

If f(x) = |(x^2 - 6)(x^2 + 2)|, how many numbers in the interval 1 ≤ x ≤ 2 satisfy the conclusion of the mean value theorem? None One Two Three Not sure where to start. Like my previous question, I don't have a book or help from my teacher.
*January 12, 2016*

**Calculus AB**

If f(x) is differentiable for the closed interval [-3, 2] such that f(-3) = 4 and f(2) = 4, then there exists a value c, -3 < c < 2 such that f(c) = 0 f '(c) = 0 f (c) = 5 f '(c) = 5 Not really sure where to start here. No textbook and my teacher never explained it
*January 12, 2016*

**Calculus AB**

Find the x-coordinates of any relative extrema and inflection point(s) for the function f(x) = 3x(1/3) + 6x(4/3). You must justify your answer using an analysis of f '(x) and f "(x). My start to a solution: x-values: (-1/8) and (-1/4) I got -1/8 from f'(x)- ...
*January 11, 2016*

**Calculus AB**

What is the maximum volume in cubic inches of an open box to be made from a 16-inch by 30-inch piece of cardboard by cutting out squares of equal sides from the four corners and bending up the sides? Your work must include a statement of the function and its derivative. Give ...
*January 11, 2016*

**Algebra**

Please don't post the question from brilliant dot org. You're spoiling the essence of the challenges!
*March 4, 2013*

**Finance**

Tom company has sales of Rs.200,000/- with variable expenses of Rs.150,000/-, fixed expenses of Rs.60,000/-, and an operating loss of Rs.10,000/-. By how much would Tom have to increase its sales in order to achieve an operating income of 10% of sales?
*February 24, 2013*

**statistics**

The Acme Car Company claims that at most 8% of its new cars have a manufacturing defect. A quality control inspector randomly selects 300 new cars and finds that 33 have a defect. Should she reject the 8% claim? Assume that the significance level is 0.05.
*March 17, 2012*

**physics**

If a charge of 25 coulombs passes a given point in circuit in a time of 125 minutes determine the current in the circuit
*August 22, 2011*

**calculus**

plzzzzz ans dis
*April 10, 2011*

**calculus**

find the volume of the solid generated by the revolution of the cycloid x=a(theta-sin theta), y=a(1- cos theta) about its base
*April 10, 2011*

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