A function is a rule that is applied to one set of values to give another set of values. A function can be illustrated on a graph – points are plotted as coordinates and joined by either a straight ...
\(3x^2 = 48\) is an example of a quadratic equation that can be solved simply. If \((x + 1)(x + 2) = 0\), then \(x + 1 = 0\) or \(x + 2 = 0\), meaning \(x = -1\) or ...
SIAM Journal on Applied Mathematics, Vol. 27, No. 1 (Jul., 1974), pp. 131-137 (7 pages) A necessary condition and a sufficient condition for the pseudo-convexity of a function are given. These ...
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