1. m mod n will have values ranging from 0 to n-1.

T or F

2. -39 MOD 5 and -38 MOD 6 are congruent.

T or F

3. The base system of the value 467 must be either decimal or octal.

T or F

4. The value 367 is a prime number.

T or F

5. The value 527 has a maximum of 22 possible prime factors because the square root of 527 is 22+.

T or F

6. A Permutation of the elements of a set is an ordered arrangement of the elements of the set.

T or F

7. P(7,3) = 210

T or F

8. C(8,5) = 56

T or F

9. Consider the following relations on {1, 2, 3 } :

R1 = { (1,1), (2,2), (3,3) }, and

R2 = { (1,2), (1,3), (2,3) }.

R1 is symmetrical and R2 is transitive

T or F

10. Using members of the set {1, 3, 4, 5, 7, 8}, the next larger P(6,3) permutation after 453 is 454.

T or F

11. The Sum Rule is applied when the tasks to be performed are disjoint.

T or F

12. According to the Pigeonhole principle, when (m+4) items are to be placed in (m+9) boxes, there will be more than one item in at least one box.

T or F

13. Pascal's Triangle yields the value of the coefficients of an algebraic expansion.

T or F

14. The probability of picking a "face" card (Jack, Queen or King) from a standard deck of playing cards is C(52,12).

T or F

15. P(n,r) is equal to or greater than C(n,r) when n => 1.

T or F

16. There are 139 positive integers not exceeding 634 that are divisible by either 7 or 11.

T or F

17. The relation A_{n} = a_{n-1}+ b_{n-2}+ n + 2 is a linear, homogeneous relation of degree 2.

T or F

18. A brand of shirt comes in four basic colors, has male, female and unisex versions and has six sizes for each. This brand has a maximum of 13 different varieties.

T or F

**PART B **

1. Determine:

A). -53 MOD 7

B). -74 MOD 8

2. Determine the Base10 expansion of (D4B) Base16

3. Define if the each set of integers are mutually relatively prime. Defend your conclusion.

A). {8, 44, 55}

B). {7, 15, 26, 29, 37, 42}

4. Find the prime factors of the value 29,058. Show the result in proper exponential form.

5. Given:

A = 85

B = 553

Define by factoring:

A). gcd (A, B) show in exponential form

B). lcm (A, B) show in exponential form

6. Using the Euclidean Algorithm, determine:

GCD (3960, 3900).

7. Convert (1011 1001) Base2 to:

A). ( ) Base16

B). ( ) Base10

8. Given 2614BASE10. Determine the equivalent value in BASE3.

Hint: Use the Euclidean Algorithm

9. Define: (show intermediate work)

A. P(11,8) =

B. C(12,6) =

10. What is the coefficient of ( x^3 y^5 ) in the expansion (2x - 4y)^8 ? You may leave the answer in a proper intermediate form.

11. Each locker in a building is labeled with four upper-case alpha characters followed by three Base 16 characters. What is the maximum number of different locker numbers that can be generated?

12. A group of six fair coins are flipped eight times. What is the probability that each result has three heads in each flip?

13. f(n)= 3*f(n/2) - 6 when n is even and f(1) = -2.

a. What is the value of f(4)?

b. What is the value of f(8)?

14. How many positive integers not exceeding 6573 are divisible by neither 6 nor 15?

15. Given |A| = |B| = |C| = 60, |A INT B| = 25,

|B INT C| = 35, |A INT B INT C| = 15, and

|A UNION B UNION C| = 115 elements.

|A INT C| = ?

16. List the next SIX terms of the lexicographic ordering of the n-tuple 27436 where each digit is in the set {2,3,4,6,7}.

17. Which lottery presents the player with the best odds for winning, (A or B)? Defend your answer.

A = C(41,6)

B = C(42,5)

18. Determine if the following zero-one matrix is:

a. reflexive T or F | 0 1 1 |

b. symmetric T or F | 1 1 0 |

c. transitive T or F | 1 0 1 |

A. Develop the Basis Step of the algorithm to determine the number of terms (cardinality) of the union of n mutually intersecting sets. Show your work.

For example, the cardinality of the union of three mutually intersecting sets is C(3,1) + C(3,2) + C(3,3) = 3+3+1 = 7.

B. Determine the Base8 value of 1642Base9.

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