Math 017 Materials With Exercises

1. Describe the following set of numbers using 5. Write the expression x 7 in the form: x p ,inequality sign and then graph the set of on the where x is unknown and p any number. Thennumber line: all numbers x at least equal to 1.identify p in your representation______________________________________________________________________________2. Which of the following numbers:37 10 96. Write the following expressions in the form A , 1, 0, 2.99, , ,where A is any algebraic expression. Identify A in4 3 33ysatisfy the inequality: x 3?your representation a)b) x3 y 6_______________________________________8_______________________________________3. Solve the following inequalities.1 7. Write the following expressions in the forma) 3x 2 b) 3(x 1) 4xc) 3 2x3 24y ax bx c , where a, b,and c are any_______________________________________ numbers. Then identify a, b,and c ?3x 32 x3 24. The following expression is written in a) y 2x b) 2y 2x 4x 744x p_______________________________________the form . Identify p in this representation.28. Factor the following expressions:a) x 2 1001 4b) y25_____________________________________________________________________________________Sample Test 2 (Lesson 10-11)_____________________________________________________________________________________1. The number 4 satisfies which of the following 5. Write the following expressions in the form ofstatements? a) x 2 b) x 4 c) x 4na , where a and n is an algebraic expression_______________________________________ and then identify a and n:2. Using inequality symbols, describe the set5a) 2 23 3b) ( 2zy) ( x)that is graphed below.a)_______________________________________6. Write the following equations in the formax by c, where a , b,c are any real numbers.b)Identify a, b, and c in your representation.a) 2x 3y 5 b) 3y 7x1c) x 0______________________________________________________________________________ 7. Determine if the following equations are linear3. Solve the following inequalities.equations in one variable. If so, express it in thea) 5x 2 13b) 5 4 x c) 2x 8 form ax b 0, where a is any real number x 6d) 3e) 4x12 4x 3except 0, b is any real number, and x is5unknown. Then identify a and b. If not a linear_______________________________________ equation, then state: not a linear equation44. Write the following expression as a difference2x8x x 4a) x 1 0 b) 1 0 c) xof two expressions, that is in the form A B ,38where A and B are any expressions except zero. _______________________________________Then identify A and Ba) a 3bb)m nkSample Tests 139