Roman C.

11/24/12

In Figure 5-49, three connected blocks are pulled to the right on a horizontal frictionless table by a force of magnitude T3 = 64.0 N.

In Figure 5-49, three connected blocks are pulled to the right on a horizontal frictionless table by a force of magnitude T3 = 64.0 N. Figure 5-49 (Image... more

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Algebra Logarithms

11/24/12

solve X, x^-2=9

it was originaly a logatrithmic function but i just dont remember how to solve it with that negative exponent

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Physics

11/24/12

One mass, m1 = 0.205 kg, of an ideal Atwood machine (shown in the figure below) rests on the floor 1.10 m below the other mass, m2 = 0.250 kg.

One mass, m1 = 0.205 kg, of an ideal Atwood machine (shown in the figure below) rests on the floor 1.10 m below the other mass, m2 = 0.250 kg. (Image link http://www.webassign.net/wb/4-37.gif... more

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Physics Kinetic Friction

11/23/12

Physics Question

A 15.0 kg box is released on a 36.0° incline and accelerates down the incline at 0.271 m/s2. Find the friction force impeding its motion.How large is the coefficient of friction?

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Algebra Inverse Variation

11/22/12

If y varies inversely as x and x is 6 when y is 13, what is x when y is 8?

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Multiples

11/21/12

how to find to common multiples of large numbers

numbers from 100-1000

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Algebra

11/21/12

in solving the means extremes, I get lost where you "divide each side by 2". I don't get what gets divide by what.

example: 1/2 = x/6. what is x 1. multiply the means (2 times x) and multiply the extremes (1 times 6)--- this I understand 2. then the equation is 2x equals 6.---- this I... more

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Algebra

11/20/12

solve 2x^2/3-5x^1/3=3

how do you solve this?

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Algebra 2 Quadratic Functions

11/20/12

how do you determine the axis of symmetry, vertex, and two points?

I'm trying to learn about quadratic functions in standard form: conceptual enrichment. Determine the axis of symmetry, vertex, and at least two points (x, y). The graph the quadratic equation.

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Algebra Order Of Operations

11/20/12

9x18x6+6/12=

order of operations question why do you add 6 before dividing by 12

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Solve Equation

11/20/12

give the number of elements in the region

Give the numbers of elements in the regions marked I, II, III, IV, V, VI, VII, VIII in the figure. |U| = 200, |A| = 25, |B| = 18, |C| = 32 |A∩B| = 4, |A∩C| = 2, |B∩C| = 7, |A∩B∩C| =2

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Quadratic Equations

11/20/12

i need help with factoring quadratic equations

i need help with my home work

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Word Problem Algebraic Expression

11/20/12

The average # of tea drinkers in the year 2000 was 12.5 million and the average # of coffee drinkers was 16 million. During the next 3 years, the # of tea drinkers would increase an average of 5... more

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Algebra Improper Integrals

11/19/12

Improper integrals and comparison tests

I have this problem: Evaluate the integral (x^2-2)/(x^4+3) from 1 to infinity using a comparison test (evaluate if converging). I understand the basic idea is to find a function with a graph... more

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Solve For X. Derivatives

11/19/12