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Thu 29 Sep, 2005 03:06 pm
The equation W = 120I - 12I^2 represents the power (W), in watts, of
a 120-volt circuit having a resistance of 12 ohms when a current (I) is
flowing through the circuit. What is the maximum power, in watts, that can be delivered in this circuit?
maximize y = -12x^2 + 120x