05/23/13

How do you take a factor out of polynomial?
The problem I have in particular in  f(x) = 3x^3 - 5x^2 - 58x + 40 given that f(3) = -198 and f(5) = 0 find all the solutions of f(x) = 0
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05/23/13

How many outcomes are possible if 3 coins are flipped and 2 number cubes are thrown
How many outcomes are possible if 3 coins are flipped and 2 number cubes are thrown
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05/21/13

In the numerical valuve 56,012.47893 name the digit that represent each place valuve or name the place value given y the digit
Pleaseeee need help 8 thousandths 9 ten thousandths 0 ? 5? 3? 1? ten thousands? thousands? ones? tenths?
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05/17/13

Two inches of heavy, wet snow are equivalent to an inch of rain.
Estimate the water content in 9 inches of heavy, wet snow is what in inches? (Need a integer or decimal.)
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05/17/13

Suupose that y is directly proportional to x and that y= -53 when x=5
Find the constant of proportional k. K=? (simplify your answer.)
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05/17/13

A triangle has sides 4, 7, and 10.
In a similar triangle the shortest side is 12 and the longest side is x. Write a proportion that models the situation. Solve the proportion for x.
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05/17/13

Solve for solution.
Solve R= as/a+5 for s
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05/16/13

Find the least common multiple.
x^2 - 5x, x^2 (The least common multiple is ?)
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05/16/13

Multiply and simplify to lowest terms.
(t+7)^2/t+2 * (t+2)^2/t+7=?
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05/16/13

If possible evaluate the expression for the given value of the variable.
10/x^2 - 3x - 10 (x=2) Select the correct choice below (a) For x = 2 The expression 10/x^2 - 3x - 10=? (b) For the expression 10/x^2 - 3x - 10 is undefined.
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05/14/13

how to find the range and domain of y=-18x^2+300x+100
Please explain how to find the range an d domain of the given function.
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05/14/13

I Cant solve this help! x^2+y^2-6x+8y=-9
x^2+y^2-6x+8y=-9
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05/12/13

word problem
The demand equation for a microwave is p=140-0.0001x, where p is the unit price (in dollars) of the microwave and x is the number of units produced and sold. The cost equation for the microwave is... more
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05/02/13

Flying with a tailwind a plane averaged 158 km/h. On the return trip the plane averaged 112 km/h with same wind. Find wind & plane speed in still air.
I got as far as  plane speed + wind  = 158 and plane speed - wind = 112. But I don't know how to solve the problem.
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05/02/13

Find a 2 decimal place number between 0 and 1 such that the sum of its digits is 13 and such that when the digits are reversed the number is decreased by 0.45.
 I understand there is a standard formula for figuring these out, but I don't really understand why. I think it's something along the lines of 0.1t +0.01h =13 and 0.01t + 0.1h = 12.55. But I'm... more
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05/02/13

how to solve (5x^2+2x+1)(x^2-3x+5)
how to solve (5x^2+2x+1)(x^2-3x+5)
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05/01/13

Algebra I question
a divided by 2 times a-3 minus 5 divided by a squared - 9           a                -                     5     2(a-3)                              a^2-9
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05/01/13

how to solve x/x^2-4+1/x^2+2x
This is an algebra I addition problem x divided by x squared minus four PLUS 1 divided by x squared plus two x           x                      +                    1 x^2 -... more
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04/28/13

Prove that Sin^2x + Cos^2x + 1 = 2Cos^2x + 2Sin^2x
Prove that  Sin^2x + Cos^2x + 1 = 2Cos^2x + 2Sin^2x
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04/23/13

need to see the steps so i can simplify need help
I am simplifying a fraction to lowest terms  a^2 -4b^2/a+2b    
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04/20/13

(a2+b2)2 please solve it
Please solve it step by step
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04/18/13

A number decreased by 5 and then doubled is equal to the same number increased by 25. What is the number?
Algebra homework to do and I need help
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04/18/13

I asked this question and got an answer but am more confusted. Can someone please explain with the work and explanation of each one.
Find the specified asymptotes of the following functions. Recall that asymptotes are lines therefore the answer must be given as an equation of a line. All should be done with answers, show work,... more
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04/12/13

Evaluate the expression. Write the answer in standard form.
(-4 x 10^-6) (2 x 10^4) =?
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04/12/13

A moon is about 240,000 miles from the planet orbits.
(a) Write this number in scientific notation. (b) If a rocket at 6 x 10^4 miles per hour, how long would it take for it to reach the moon from the planet. (Use the multiplication symbol in the... more
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