Question: 1. Factor the following expression for the maximum power in a certain electrical circuit? (R + r)2 - 2r(R + r) 2. The consumer expenditure

1. Factor the following expression for the maximum power in a certain electrical circuit?

(R + r)2 - 2r(R + r)

2. The consumer expenditure for a commodity is the product of its market price, p, and the number of units demanded. Suppose that for a certain commodity, the consumer expenditure is given by

10,000p - 100p2

(a) Factor this in order to find an expression for the number of units demanded.

(b) Use (a) to find the number of units demanded when the market price is $38?

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