11/16/14

need the explanation of steps for 9^1/4/9^3/4
please explain each step i.e., like I know step one is using the quotient rule to subtract exponents then I need to know each step from there to answer of 1/3   ok more specifically I need to use... more
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11/16/14

Given the following revenue and cost functions, find the x-value that makes profit a maximum. R(x) = 58x - 2x2; C(x) = 21x + 109
solve the problem
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11/16/14

Math word problem of my daughters below
What strategy used to find answer?   When Malcolm was visiting his Grandpas farm, he saw that the farm only raised hens and hogs. Malcolm counted 38 heads and 100 feet. How many hens and how many... more
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11/16/14

How many bikes and trikes are there?
There are some bikes and trikes on the playground. There are 7 seats and 19 wheels. How many bikes are there? How many trikes are there?
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11/16/14

help with this problem
Doctors treat 380 children of those 15 percent had broken collar bones. What number of kids had broken collar bones?
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11/16/14

Is 3 greater than, equal to or less than 300%?
Is 3 greater than, equal to or less than 300%?  And why?
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11/16/14

twelve decreased by twice a number is -7. find the number
need help
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11/16/14

Select the approximate values
Select the approximate values of x that are solutions to f(x) = 0, wheref(x) = -6x2 + 3x + 3. A. {1.00, –0.50} B. {-6, 3} C.{–0.50, –0.50} D. {–2.00, 1.00}   I got an answer that wasn't a choice
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11/16/14

rational models and independent variables
(30*3.1x)/3.1+x=7I can not figure the out. Please help/
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11/16/14

How much time does it take to fill the pool?
A swimming pool gets filled up in 8 hours through a pump there water can run through at 50litres pr minute. How much time does it take to fill up the pool with a pump that gives 2.5litres per second?
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11/16/14

Complete the square for the binomial.
Complete the square for the binomial. Then factor the resulting perfect square trinomial.    x2 +12x    
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11/15/14

The total length of two boats is 2515 feet. The difference in their lengths is feet. Find the lengths of each boat.
Help me please? im so bad with word problems..
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11/15/14

Nancy wants to invest $3000 in saving certificates that bear an interest rate of 9.75% per year
Nancy wants to invest $3000 in saving certificates that bear an interest rate of 9.75% per year, compounded semiannually. How long a time period should she choose to save an amount of $4000?
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11/15/14

Quadratic factor
9n^2-9   How do I figure the answer?
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11/15/14

The product of 0.6*0.4 is how much greater than the product of 0.02 and 0.4?
The product of 0.6 * 0.4 is how much greater than the product of 0.02 and 0.4?
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11/14/14

how do I solve the equation 2^(3x+1) = 8^p
How do I solve the above equation for x in terms of p? Please show the steps in working it out. thanks.
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11/14/14

m=-1/5,(-2,1) slope intercept form
must have a specificslope and contain a indicated point  
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11/13/14

f(2x-3) and g(x+4)
find the indicated value of f(x) or g(x) if f(x) = 3x-4 and g(x) = x^2 -1
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11/13/14

Find the exact value.
Tan(8pi)=
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11/13/14

{y=3x-8 {4x-y=2
Linear systems by elimination I need help solving this equation for the problem above
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11/13/14

ratio of areas
 a radius of 6 in. and circle B with a radius of 12 in- find the ratios of areas
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11/13/14

What is the speed, in miles per hour, of an object traveling at 66 feet per second?
Ratio and Proportion word problems involving speed and distance.
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11/13/14

Which is the better buy for processed cheese slices, 8 slices for $2.19, or 12 slices for $3.30?
Its a math problem I went over in class but don't understand on the test
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11/13/14

Algebra word problem formulas
A car passes point A going 60 kph. Fifteen minutes later a second car going in the same direction passes point A going 80 kph. Assuming that both cars are maintaining a constant speed and continue... more
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11/12/14

What are the dimensions of the metal?
a rectangular piece of metal is 25 in. longer than it is wide. squares with sides 5 in. long are cut from the 4 corners and the flaps and folded upward to form an open box. If the volume of the box... more
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