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# 38 - MA 111 1 Exam 3A Spring 2008 Which of the following...

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MA 111 Exam 3A Spring 2008 1 1) Which of the following would represent the solutions of 2( 4) 6( 2) 45? x x x - - + - I II ( ,5) -∞ III { | 5} x x A I only B I and II C II and III D III only E None of these 2) Solve the inequality below. Write the solution using set-builder notation. 14 2 3 < + x { } { } above the of None E 4 | D 4 | C 4 or 3 16 | B 4 3 16 | A < - < < < - x x x x x x x x x 3) Given the polynomial below; which statement is false? xy y x x y x 7 9 10 3 5 3 2 4 2 - + + - A There are 5 terms in the polynomial. B The degree of the polynomial is 4. C The coefficient of the term with degree 3 is a 5. D The leading coefficient is a 10. E The degree of the term with a coefficient of 7 - is 2. 0 5

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MA 111 Exam 3A Spring 2008 2 4) Perform the addition/subtraction of these polynomials. ) 3 1 2 ( ) 2 6 3 ( ) 8 2 4 ( 2 2 2 a a a a a a - + - - + - + - + 7 9 E 3 5 9 D 5 7 9 C 9 3 5 B 5 7 5 A 2 2 2 2 2 - - - - - - - - - - a a a a a a a a a a 5) Which product(s) is(are) false? 2
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38 - MA 111 1 Exam 3A Spring 2008 Which of the following...

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