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148exam2B

# 148exam2B - Math 148 Practice Midterm 2 Form B Please be...

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Math 148 Practice Midterm 2 Form B Please be aware that this is a practice exam based on previous department exams. There may be topics from class that are not represented on this practice exam that are important. Please refer to the information given by your professor or teaching assistant for a complete list of topics covered on the actual midterm. 1. Solve the equation 5 log( 20) 10 x −= 2. 2 2 w h e n 1 () 27 w h e n xx fx −≤ = −≥ 2 (a) Find the domain of the function () f x (b) Find ( 5), ( 3), ( 1), (2), (3) f fff f −−− (c) Using the information in parts (a) and (b) sketch the graph.

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3. Solve the equation without using logarithms. 25 1 38 1 x = x 3 4. Write the exact solution, which must include logarithms, to the equation 12 10 xx e ++ = 5. Kevin wishes to deposit \$3000 for a period of 2 years so he can travel and vacation in the future. He can choose between 4 plans: (a) 6.5% interest compounded per year continuously (b) 6.55% interest per year compounded monthly (c) 6.6% interest per year compounded quarterly (d) 6.65% interest per year simple interest

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148exam2B - Math 148 Practice Midterm 2 Form B Please be...

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