111E1-S2010

# 111E1-S2010 - MA 11100 1 Exam 1A Which of the following...

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MA 11100 Exam 1A Spring 2010 1 1) Which of the following statements would not describe the number 11 40 ? 11 40 11 40 11 40 11 40 11 40 40 11 is a rational number. is equivalent to 0.275. is a real number. is a repeating decimal. has a reciprocal of . A B C D E 2) Evaluate the following, if 2 and 3 x y = - = . 2 ( ) x xy x y + - + 3 11 1 1 None of the above. A B C D E - - - 3) Find the value of : 9 5 5 20 8 6 - - 21 32 21 32 3 32 3 32 0 A B C D E - -

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Exam 1A Spring 2010 2 4) Which of the following is(are) equal to 5? I. 13 18 II. 13 18 45 III. 9 IV. 2 ( 7) - - - - - - - A I, II, III, and IV B I, III, and IV only C I and III only D III and IV only E II, III, and IV only 5) Which statement is false ? 3(2 ) 3 6 5 (2 3) 2 2 3( 2) 4( 3) 6 4 3 2 5 12 7 9 9 4 2 3(3 4 ) 7 8 A x x B x x C a a a D x y x y x y E r r r - - = - - + = - + - - = - - - + - + + = - + + - + - = - 6) Solve this equation. ( ) 1
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111E1-S2010 - MA 11100 1 Exam 1A Which of the following...

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