04/08/14

what is the square root of 952
I can't find it out
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04/08/14

x+6y+3z=4,2x+y+2z=3,3x-2y+z=0
There is 3 different parts and I need help setting it up.
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04/08/14

Suppose each edge of a cube is 7.8 cm long. Which is the BEST estimate for the volume of the cube?
I can't figure this out! I kept thinking I was doing it wrong but I'm not so sure.... What do you think it is? Please help!
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04/08/14

Differentiation Rules for Sinusoidal Functions
1. Find the slope of the function y=2cosxsin2x at x=π/2   2. Find the equation of the line that is tangent to y=x2sin(2x) at x=-π   3. Determine the second derivative for y=x2cosx
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04/08/14

The point on the curve?
The point on the curve x^2+2y=0 that is nearest the point (0, -1/2) occurs where y is    a) 1/2 b) 0 c) -1/2 d) -1 e) none of the above   Answer: B   Please show all your work. Thanks. 
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04/08/14

What are the coordinates for this point?
The Mean Value Theorem guarantees the existence of a special point on the graph of y=sqrt(x) between (0, 0) and (4, 2). What are the coordinates of this point?    Answer: (1, 1)   Please show... more
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04/08/14

Can you answer this Calculus question?
Let f be a function that has derivatives of all orders for all real numbers. Assume that f(3)=1, f'(3)=4, f"(3)=6, and f'''(3)=12.    a) Write the third order Taylor polynomial for f at x=3 and... more
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04/08/14

what is the degrees of a hexagon
what is the degrees of a hexagon
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04/08/14

(-3/4) times 2 = -1/27.........How is that? it doesn't describe this in my book? Help
(-3/4) exponent to the 2nd power = -1/27...How is that? it doesn't explain this problem in my book? Help please
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04/08/14

how can i tell when to use the foil method?
whats the difference between foiling and distributing? 
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04/08/14

sum of a and b is 1, find a^3 + b^3
options:  1) 1 2)0 3) 3 4)none of these 
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04/07/14

Among all rectangles that have a perimeter of 60, find the dimensions of th one whose area is largest.
This is a word problem, that I need solved. I need t solved in the lowest terms.
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04/07/14

whats 3/18*4/7*19/38*3/16 simplified?
 my math teacher gave this to me but i dont understand anything he has explaind
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04/07/14

d r t help?
Lisa traveled to her cabin on the lake and back. The trip there took five hours and the trip back took six hours. She averaged 45 km/h on the return trip. Whats the average speed of the trip there?
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04/07/14

how do you derive the alternative quadratic formula from ax^2+bx+c=0??
i would like to know how you derive the alternative quadratic formula from ax^2+bx+c=0.  i know how to derive the quadratic formula but not the alternate.  
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04/07/14

Find the sum
 1)75   ∑ 3n+5   n=1    2)   150          ∑ 2n       n=101    
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04/07/14

Simplify and show work for the equation please
4/x+3 -3/x-2    
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04/07/14

(-2,___) of y=3x-7
(-2,___) of y=3x-7     How would I do this problem?
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04/07/14

How to find percent of increase when do not know percentage?
I would like to know how to find the percent of increase when the percentage is unknown.
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04/07/14

dividing complex fractions
9              7 __    +    ___    x             x to second power   _________________   5               3 _      +      __       y               y second power     How do I solve this?
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04/07/14

multiplying complex fractions
xy+xc+ay+ac                  2x to third power - 8x ___________        X       ___________________   xy-2xc+ay-2ac                12x to third power + 20x - 8x     How do I solve this?
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04/07/14

complex fraction subtraction
Please help me          6                                  9 ___________    ___      ___________   X squared - 9                X squared -6x + 9   I can factor X squared and the X squared... more
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04/07/14

Find the average cost per item when the required number of item is produced.
C(x) = 8.5x + 10,400   Find cost for 200 items.
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04/06/14

Find a formula for the arithmetic sequence.
a1=5,d=-4/3
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04/06/14

Can you answer this calculus question?
A particle starts at time t=0 and moves along the x-axis so that its position at any time t≥0 is given by x(t)=(t-1)^3*(2t-3).    a) For what values of t is the velocity of the particle less than... more
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