King Fahd University of Petroleum and Minerals

Faculty of Science      Per-Year Math Program

Math 001 - Term 032

Recitation hour (P.1 and P.2)

Please cover at least 4 questions

Question1:

For each number, check all that apply.

 Natural Integer Rational Irrational Real Prime Composite Perfect Square 1 0 3.14 51 1.333… 1.121221222… 105 10.5

Question2:

Identify the property of real numbers or the property of equality that is illustrated in the following statements:

1)

2)

3)     If  and , then

4)     If  and , then

Question3:

Let A=

B=.

1)     List all elements of  A and B

2)     Find AB

Question4:

Write each of the following without absolute value symbols

,

Question5:

TRUE or FALSE

1)      is the multiplicative inverse of .

2)     0, 1, 2, 3, 4, … are positive integers .

3)     Any integer is either prime or composite.

4)     The operation of division of real numbers is commutative.

5)     The multiplicative inverse of   is .

6)     If is any real number, then.

7)     If is any real number, then.

8)     If  , then.

9)         The inequality  or  can be written in interval notation       as  .

10)    If the distance between a real number and -3 is not more than  8

, then .