11/25/12
Determine the coordinates of the y-intercept of 2x + 4y = 8.
I have a test in algebra tomorrow, and im freaking out because i dont understand it, and if i fail my test im ineligible for basketball. PLEASE help me.
11/24/12
A boy pulls a box of mass 28 kg with a force of = 30 N in the direction shown in the figure below.
A boy pulls a box of mass 28 kg with a force of = 30 N in the direction shown in the figure below.
Image Address ( http://www.webassign.net/wb/4-33alt.gif )
(a) Ignoring friction, what is the...
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11/24/12
Physics' Questionn
Two forces, 1 and 2, act on the 5.00 kg block shown in the drawing. The magnitudes of the forces are F1 = 53.0 N and F2 = 28.5 N. What is the horizontal acceleration (magnitude and direction) of...
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11/24/12
Physics >.<
A person pushes horizontally with a force of 270 N on a 60 kg crate to move it across a level floor. The coefficient of kinetic friction is 0.30.
(a) What is the magnitude of the frictional...
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a squares perimeter measures 64 in. if a similar square's dimensions are 1/2 as large, what is the measure of each side
how do you calculate and explain.
11/24/12
Physics' Quesion
Pulling a Crate A worker drags a crate across a factory floor by pulling on a rope tied to the crate (Fig. 6-60). The worker exerts a force of 450 N on the rope, which is inclined at 38° to the...
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11/22/12
How to use Distributive Property to solve these problem?8x(10+5)=
How to use Distributive Property to solve these problem? NEED HELP
11/21/12
How do I know when the answer to an equation is negative?
1x + 22=3x+45 what tells me if the answer will be negative or positive?
Integer Exponents
Can I have assistance with three problems?
1. (3x^2y-4) (4x^-3y)
2. (15x^-1y^2/5xy^-4)-1
3. 24x^-1y^-2/6x^-4y^3
11/20/12
Writing expressions
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...
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11/19/12
1,000 cars in the parking lot are surveyed and the average or mean mileage is 30,000 on those cars. If the standard deviation is 5,000, how many cars would fall
1,000 cars in the parking lot are surveyed and the average or mean mileage is 30,000 on those cars. If the standard deviation is 5,000, how many cars would fall in the range of mileage of 25,000 to...
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11/19/12
can someone help me with a homework problem?
A pond is being dug according to plans that have a scale of 1 in= 6.5 ft
the maximum distance across the pond is 9.75 inches on the plans. what will be the actual maximum distance across the pond?
11/18/12
Solving Log Equation
log(4)+log(x)=log(5)-log(x) (SOLVE)
I understand the log(x) is to be a ten and in putting the 4 and five log into the calculator I got extremely long decimals:
log(4)= .6020599913
log(5)=...
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11/16/12
when working on the number line for divison does the divisor always repesent the hops? 5x3=15. therefore the4 number line would show 5 hops of 3?
Does the divisor always represent the hops in division? 5x3=15;Therefore you would se 5 hops of 3?
11/13/12
What are the steps that need to be taken for this equation? 5(2x-1/2)+5/2+(x+1/2)+x+3x = 15.5
What are the steps that need to be taken for this equation? 5(2x-1/2)+5/2+(x+1/2)+x+3x = 15.5.
find all real number solutions: x^4-16x^2=0
i think you have to factor first then find the solution(s). if you could explain this to me i would be very grateful. thank you!!
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