Midterm-Exam-16-solutions.pdf - Math 472 Numerical Methods...

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Math 472 Numerical Methods with Financial Applications Midterm Exam: October 20 th , 2016 Name: UMID: Instructions You must show your work to receive credit. Please make sure you have all of the pages. There are 5 questions. You have 80 minutes to complete this exam. Read all questions carefully. If any questions are unclear, request clarification. This is a closed book exam. You may use four sheets (one sided) of hand-written notes and a calculator. Circle your answer if it is not obvious. Question Possible Actual 1 20 2 20 3 20 4 20 5 20 Total 100 1
1. Explain carefully how you get your answers in both (a) and (b) below. (a) Find the first two digits in the binary expansion of the decimal number 0 . 67. (b) Obtain the output mysteryfn (0 . 75 , 3 , 7) of the following MATLAB function file and explain what mysteryfn ( · , · , · ) does:
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