Wednesday

February 10, 2016
Total # Posts: 13

**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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