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Homework-Math-B-Key

# Homework-Math-B-Key - Key to Math Homework A[Over 70...

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1 Key to Math Homework A 2011-09-15 [Over 70 points] [Extra Credit] M001. [4 p.] New material: Discrete Sets. Given the following 2 sets: A = {a,b,c,f,h,j} B = {b,d,f,i,j,k} a. List the members of the set C A B : {a, b, c, d, f, h, I, j, k} b. List the members of the set D A B : {b, f, j} M002. [14 p.] New material: Discrete Sets. Given the following 3 sets: S = {1,2,3,4,5,6,7,8,9,10,11,12} A = {1,2,3,6,8,10} B = {2,4,6,9,10,11} a. List the members of the set E A B : {1, 2, 3, 4, 6, 8, 9, 10, 11} b. List the members of the set F A B : {2, 6, 10} c. List the members of the set A c : {4, 5, 7, 9, 11, 12} d. List the members of the set B c : {1, 3, 5, 7, 8, 12} e. List the members of the set C C G A B : {1, 3, 4, 5, 7, 8, 9, 11, 12} f. List the members of the set ( ) C H A B : {5, 7, 12} g. List the members of the set c c I A B : {5, 7, 12}

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2 M003. [14 p.] New material: Intervals Given the following 4 sets (intervals on the real line): S = [50, 75]; A = [54, 62]; B = [57, 68]; C = [66, 71]. Describe the following sets (intervals): a) D A B : [57, 62] b) E A B : [54, 68] c) F B C : [66, 68] d) G B C : [57, 71] e) H A C : Ø f) I A C (tricky): [54, 62] [66, 71] Describe the following interval, with reference to the “world set” S: g) ( ) c J A B C : [50, 54) (71, 75]
3 M004. [18 p.] New material: Summation problems.

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Homework-Math-B-Key - Key to Math Homework A[Over 70...

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