Company XYZ makes and sells widgets. The profit, in dollars, to produce and sell x widgets given by P(x) = - 0.03x^2 - 20.

Company XYZ makes and sells widgets. The profit, in dollars, to produce and sell x widgets given by P(x) = - 0.03x^2 - 20.70x - 430 for x >/ = 0

Find the vertex of the profit function p(x) using Algebra. Show work

State the maximum profit and the number of widgets which yield that maximum profit:

Maximum profit is_______when ______ widgets are produced and sold.