MATH 336 Midterm: MATH 336 NIU Exam 1q
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Circle recitation time: t 10:00 t 11:00 th 11:00. No calculators: (10 pts; see p 243 example 6) Find the absolute maximum and minimum values of f (x) = 5x + 35 x on the interval [1, 5]: (15 pts; p 254 example 4) A stereo manufacturer determines that in order to sell x units of a new stereo, the price per unit must be p = 1000 x. The manufacturer also determines that the total cost of producing x units is given by c(x) = 3000 + 20x. Exam iii (11/15/02) page 2 of 4: (5 pts for each part) find the derivative of each of these functions. (p 298 #21) (p 314 #51) (p 299 #63) (a) f (x) = e x. 2+7x f (x) = (b) f (x) = ln(5x2. 7) f (x) = (c) f (x) = e2x. 1 ex + 1 f (x) = (d) f (x) = e.
