embizze
embizze
Male
August 27, 2011
Teacher
High School - 12th Grade
Mathematics Gardening Sci-fi and fantasy
Biography
Graduated Murphysboro HS 1984 Graduated SIU-C with BS mathematics 1990 Graduated EIU with MA mathematics 2009 20 years retail management 8 years teaching HS and MS 1 year teaching community college
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Answered a Question in Math
The cross-section is a parabola. Let the vertex of the parabola be at the origin...
Answered a Question in Math
Answered a Question in Math
Let x be the number of miles ran, and y be the time in minutes. Then the given...
Answered a Question in Math
Answered a Question in Math
There are a number of possible reasons: (1) If you are getting an error you may...
Answered a Question in Math
Given `y''(x)=30x` and the tangent to f(x) at (0,3) is parallel to the line...
Answered a Question in Math
The Riemann sum is `sum_(i=1)^n f(c_i)Deltax_i` where `c_i` is a point in the ith...
Answered a Question in Math
Find the 30th term of the arithmetic series1+4+7+10+... Note that the underlying...
Answered a Question in Math
Write the finite series 1+8+15+...+43 in sigma notation: Note that this is an...
Answered a Question in Math
Begin with the unit circle centered at the origin of the cartesian coordinate...
Answered a Question in Math
Evaluate `6-1*0+2/2` : Use order of operations: First eliminate grouping symbols,...
Answered a Question in Math
Given `A=5x^2*3x^4` This can be simplified -- multiply the factors:...
Answered a Question in Math
Answered a Question in Math
Answered a Question in Math
(1) Evaluate `int (4x^2+2x^3)dx` `int (4x^2+2x^3)dx=4intx^2dx+2int x^3dx` ...
Answered a Question in Math
Find the `(dy)/(dx)` if `2x^2+2y^3-9xy=0` : We differentiate implicitly:...
Answered a Question in Math
Differentiate `sqrt((x^2-1)/(x^2+1))` : Rewrite as `((x^2-1)/(x^2+1))^(1/2)` ...
Answered a Question in Math
Find the derivative of `y=(3x+2)(x^2+7)` : We use the product rule:...
Answered a Question in Math
Using a graphing calculator's regression capability I got `T(t)=98.54(.93)^t` with...
Answered a Question in Math
We are given `mu=0,sigma=1` ; we are asked to find the probability that a score...
Answered a Question in Math
Given `x^3-2x^2+x-3=0` , we are asked to find the possible roots....
Answered a Question in Math
Factor `f(x)=x^3-x^2-37x-35` : The possible rational roots are `+-1,+-5,+-7,+-35` ...
Answered a Question in Math
Factor `f(x)=x^3-6x^2+10x-8` over the complex numbers: From the rational root...
Answered a Question in Math
Find the real zeros of `f(x)=3x^3-x^2+3x-1` using the rational root...
Answered a Question in Math
Factor `x^4-1` : Recognize this as a difference of two squares;...
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