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	Composition of two functions		2008-07-04
		Kristian pose la question : f(x)= the square of x add to 1 and g(x)=1/x find: (f o g)x Penny Nom lui répond.
	Points on a graph		2008-07-03
		Rita pose la question : Dertermine if the given 3 points are on the graph of the equation. Equation: y = (x^3) - [2(sqrt{x})] Points: (0, 0); (1, 1); (1, -1) Penny Nom lui répond.
	Two triangles and a circle		2008-07-03
		Anita pose la question : An equilateral triangle with side of length 1 cm is inscribed in a circle. A second equilateral triangle is circumscribed about the circle with all sides tangent to the circle. Find the length of a side of the second triangle. Harley Weston lui répond.
	Sum and product of the roots of a quadratic		2008-07-03
		Gautam pose la question : If a and b are the roots of x^2+px+1=0 and c and d are the roots of x^2+qx+1=0 prove that (a-c)(b-c)(a+d)(b+d)=q^2-p^2 Regards Gautam Harley Weston lui répond.
	Exponential form		2008-07-03
		Kent pose la question : How to write 8 365 005 106 in expanded and exponential form? May I request you also to explane how does it solve. Stephen La Rocque lui répond.
	A series solution of y' = xy		2008-07-03
		sasha pose la question : I've to find the power series solution of the differential equation: y' = xy. I don't know how to find the recursive equation. Can you please help me. Thanks Harley Weston lui répond.
	What is the largest perfect square factor of 1512?		2008-07-02
		peter pose la question : What is the largest perfect square factor of 1512? Penny Nom lui répond.
	Polynomial division and remainders		2008-07-02
		RAM pose la question : If the polynomial x4-6x3+16x2-25x+10 is divided by another polynomial x2-2x+k, the remainder comes out to be x+a. Find k and a. Janet Cotcher and Harley Weston lui répond.
	z-score		2008-07-02
		Candace pose la question : If a normal-shaped distribution has a mean of 80 and a standard deviation of 15 what is the z-score for M=84 for a sample of n=25 scores. Is this sample mean in the middle 95% of the distribution? Harley Weston lui répond.
	Units digit		2008-07-02
		seemachauhan pose la question : How to find unit digit of various numbers and what are unit digits? Penny Nom lui répond.
	The distribution of sample means		2008-07-02
		crystal pose la question : A population forms a normal distribution with a mean of 75 and a standard deviation of 20. How do I sketch the distribution of sample means for samples of n= 100? Harley Weston lui répond.
	Fit 7 different rectangles on grid paper		2008-07-02
		anonomous pose la question : I need to fit 7 different rectangles on grid paper of 1cm squared. Each squared centimetre equals 4 squared metres, and it needs to end up as area 64 square metres. Janice Cotcher lui répond.
	GST and PST		2008-07-02
		Sharon pose la question : The question was asked before but it was based on a G.S.T of 7% and I am now interested in the answer for 5% G.S.T. It usually comes up when I husband bring homes a gas bill that doesn't break down the gst and pst, but rather just gives him the total cost I have to know how much GST he paid. If it is Diesel the PST isn't included but if it is regular gas he pays both. PST is 7%. Penny Nom lui répond.
	The sum of the digits of two-digit number is 9		2008-07-01
		Audrey pose la question : the sum of the digits of two-digit number is 9. if the digits are reversed, the new number if 63 greater than the original number. find the number. Penny Nom lui répond.
	Miles per hour		2008-07-01
		Nedra pose la question : If I walk 1 mile and 2/10ths in 20 minutes how fast am I going? AND how many calories have I burned off? Penny Nom lui répond.

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