MAC 1105 Midterm: Exam-1-Review-MAC-1105
31 Jan 2019
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Document Summary
This review, produced by the broward teaching center, contains a collection of questions which are representative of the type you may encounter on the exam. The teaching center is located in the basement of broward hall: You can learn more about the services o ered by the teaching center by visiting https://teachingcenter. ufl. edu/ If false, provide an example to show why it is false. State the smallest set (natural, whole, integer, etc) the following real numbers belong to: Identify the following complex numbers as pure imaginary or nonreal complex: 7 i, 3 + 2i, 4 + 2i, -2 - 3i, 7i, -2i, -5 + 4i. Simplify: i40, i22, i7, i102, i57, i120. Simplify: a) (4 + 7i) + (2 + 3i: (5 + 6i) + (7 3i, (4 + 7i) (2 + 3i, (5 + 6i) (7 3i) Factor the following trinomials completely, if possible: x2 2x 48, x2 + 2xy 15y2, 5x3 + 5x2y - 30xy2.
