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April 24, 2014

Homework Help: calculus

Posted by help please. on Sunday, March 11, 2012 at 12:03pm.

Determine whether the statement is true or false. If it is true, explain why it is true. If it is false, give an example to show why it is false.
a- if f is a function of x and y and a is a real number, then f(ax, ay)= af(x,y).
b- if fx(a,b) < 0, then f is decreasing with respect to x near (a,b).

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