MATH 205 Midterm: MATH 205 KSU Test 1f12
15 Feb 2019
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Please read the problems carefully and do all you are asked to do. You can use the back page as a scratch paper. Total/100 #1 #2 #3 #4 #5 #6 #7 #8 #9. The cost in dollars of a gold mining company is given by the cost function. C(q) = 7, 200, 000 + 40, 000 q, where q is the amount of gold produced, measured in kilogram. In each of the items (a) (d), determine if the function is a power function. Forty years ago, the united states terminated the convertibility of the dollar to gold. At that time the price of gold was per ounce. Because of the nuclear accident in fukushima a large area of land became inhabitable. The main source of contamination is caesium-137 with a half-life of about 30. 17 years. Give units. (c)(3 points) it was decided that a yearly dosage of 20 millisievert from this radiation source is acceptable.
