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April 17, 2014

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Posted by **Trisha** on Monday, December 17, 2012 at 10:41pm.

q = 0.1p2 + 2p

where p is the price it offers you. The retail outlet is currently offering you $50 per CD player. If the price it offers decreases at a rate of $1 per week, how will this affect the number you supply?

- Math Calculus -
**Steve**, Monday, December 17, 2012 at 11:33pmq = 0.1p^2 + 2p

dq/dt = (0.2p + 2) dp/dt

at p=50,

dq/dp = (10+2)(-1) = -12

so the number supplied is decreasing by 12 per week.

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