04/30/13
Scatter plot help!!!
A trend line should always pass through ate least two actual data points on a scatter plot. True or false?.?
04/29/13
Find the z-intercept of the equation?
Let z=(e^x)(cos(xy)). Find the z-intercept of the equation of the tangent plane to the surface at (1, pi/2, 0).
04/29/13
Find a parametric representation of the surface?
Find a parametric representation of the surface z=3x+4y.
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