For those who want to see the questions.
6. A man 6 feet tall is walking away from a lamppost at the rate of 50 feet/minute. When the man is 8 feet from the lamppost, his shadow is 10 feet long. At what rate is the length of the shadow changing when he is 25 feet from the lamppost?
7. The price p (in $) and demand x for a product are related by .
a. If the price is increasing at a rate of $2 per month when the price is $30, find the rate of change of the demand.
b. If the demand is decreasing at a rate of 6 units per month when the demand is 150 units, find the rate of change of the price.
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3 comments:
Hello, Wow, I don' t even begin to understand the ?? I think I will stick to not being late in 08 for valentines Day. It's snowing again ..4"...banks along the roads are5 to 7 feet.! G.G,
IT SNOWED IN RAMONA TODAY!!!!!!! YES, REALLY BIG FLAKES!!!!! A ONCE IN A LIFETIME FOR THIS AREA!!! WOW!!! WE WERE ALL SQUEALING AS WE LOOKED OUTSIDE.
question 6...is the lamp 10.8' high?
question 7... what is the price/ demand relationship?
plans for next weekend?
Dad
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