INSTRUCTOR’S TESTING MANUAL COLLEGE ALGEBRA AND TRIGONOMETRY SEVENTH EDITION Lial American River College, Hornsby University of New Orleans, Schneider University of Maryland (Complete And Verified Study material) (366pages) LEARNEXAMS

CHAPTER R, FORM A COLLEGE ALGEBRA AND TRIGONOMETRY NAME DATE 1. Let A = ¹ ' (- 't 9.6, 54 , 6, 0, 13, 2.15, 16 , ' ¹ 7 5 'j List the elements of A that belong to the given set. a. Natural numbers 1. a. b. Rational numbers b. c. Irrational numbers c. 2. Evaluate the expression if x = -2 , 2y - x 2 y = -4 , and z =1 : 2. L ⎦ c. l ' 1 ⋅ 2ı h ⋅ 3 = 1 ⋅ ' l2 ⋅ 3ı h c. 'y ı ' ı 2 3j 4 2 y3 4j d. 1 ( p +3) = ( p +3)⋅ 1 d. 2 2 Perform the indicated operations. 4. F(3a +b)-2l 2 4. 5. (3x 2 - 2x -5)-(2x 3 + x -7)+ 2x 2 (x -3) 6. (x 2 - x +2)(2x -3) 5. 6. 7. F(x - y)-7l F(x - y)+ 7l 7. 8. (2x + 5) 3 8. 3y 4 -5y 3 -14y 2 +10y 9. y 2 -2 9. 10. x 2 -9 ⋅ x -1 10. x 2 -x x 2 -3x 11. 3x - x - 3x+1 11.