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MAC 1140, Precalculus INSTRUCTOR Chui OFFICE LIT 376 OFFICE HOURS PHONE E-MAIL COURSE WEBSITE math.u±.edu/ ± chui TEXTBOOK Precalculus with Limits, 2nd edition by Larson LECTURE OUTLINE EVENING EXAMS FINAL EXAM
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GRADING DISCUSSION POINTS Quizzes Homework ONLINE HOMEWORK LECTURE PARTICIPATION SEMESTER EXAMS FINAL EXAM TOTAL Check grades at E-Learning SAKAI,https://lss.at.u±.edu/ NOTE : Your main resource person is your discussion leader (your TA). He is the ±rst person you contact regarding any MAC 1140 course concerns. We will not review disputed points at the end of semester. Tonight’s Homework: Read Student Guide, understand course policy.
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Real Numbers R : Real Numbers R Rational Numbers Q Irrational Numbers I Q = n p q j p and q integers, q 6 = 0 o I = f x j x not rationals g Integers Z Z = f± ± ± ; ² 2 ; ² 1 ; 0 ; 1 ; 2 ± ± ±g ex. Rational numbers Q : 1) fractions and integers: 1 10 , 2 9 0, ² 6 2) ±nite decimals: 0 : 1, 5 : 71, ² 0 : 613 3) in±nite repeating decimals: : 2, : 35, : 4 35 ex. Irrational numbers I : in±nite nonrepeating decimals: p 2, ± , e , 3 p 29 1 : 010010001 :::
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Real Number Line Every real number can be represented graphically as a point on the one-dimensional real number line. 0 ex. Order the numbers by placing the appropriate inequality symbol ( < or > ) between the pair of real numbers. Plot them on the real number line ±rst.
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