Quiz4A - Name : Section : : MAC1140, Quiz 4 UFID Show all...

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Unformatted text preview: Name : Section : : MAC1140, Quiz 4 UFID Show all of your work to receive credit. Please use a pen with blue or black ink. When you are nished, FOLD your paper in half lengthwise and write your name on the back. 1. Solve the following inequalities: (a) |3x + 4| -3 (b) |5 - 2x| + 4 > 2 (c) |2x - 3| 5 2. Find the domain of x in the expression 3 - 2x 3. Find the rst mistake in the following steps of algebra, and then solve the equation correctly from that step: 2(x + 1) - 3x =5 x 2(x + 1) - 3 = 5 2x + 1 - 3 = 8 2x + -2 = 4 2x = 6 x=3 1 ...
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