111E3-F2010

111E3-F2010 - MA 11100 1 Solve 18(4 x 1 < 2(3 x 1 4 x A B C...

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MA 11100 Exam 3A Fall 2010 1 1) Solve: 18 (4 1) 2(3 1) 4 x x x - + < - + Write solution using interval notation. 19 , 14 3 , 2 2 , 3 7 , 2 19 , 14 A B C D E -∞ - -∞ 2) Which statement is true about the solution(s) of 2 13 9 x - = ? A There is one solution, it is negative. B There are two solutions, both positive. C There are two solutions, one positive and one negative. D There is one solution, it is positive. E There are two solutions, both negative. 3) Solve: 4 1 2 11 x - + ≤ 5 2 5 2 5 2 5 2 5 2 3 2 2 or 3 or A x B x C x D x x E x x - ≤ - ≤ ≤ - ≤ -
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MA 11100 Exam 3A Fall 2010 2 4) Combine (add/subtract): (4 7 ) (2 12 ) (8 ) x y y x x y + - - + - 8 6 4 10 18 24 4 None of the above. A x y B y C x y D x y E + + + 5) Which product is false ? ( ) ( ) 2
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111E3-F2010 - MA 11100 1 Solve 18(4 x 1 < 2(3 x 1 4 x A B C...

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