"A customer sells short 100 shares of ABC stock at $63 per share. The stock falls to $47, at which point the customer writes 1 ABC Sept 45 Put at $2. The stock falls to $36 and the put is exercised. The customer's cost basis upon exercise of the put is:"

David consumes two things: gasoline (q 1) and bread (q 2). david's utility function is u(q 1, q 2)equals70q 1 superscript 0.5 baseline q 2 superscript 0.5. let the price of gasoline be p 1, the price of bread be p 2, and income be y. derive david's demand curve for gasoline. david's demand for gasoline is q 1equals nothing. (properly format your expression using the tools in the palette. hover over tools to see keyboard shortcuts. e.g., a subscript can be created with the _ character.)