QUIZ 1 MATH 100B Name: SPRING 2022 1.1 Real Numbers, 1.2 Exponents and Radicals , Score: 25 Marks 1.3 Algebraic Expressions and 1.4 Equations Quiz Instructions : All steps must be shown or full marks will NOT be given. 1. For the set of numbers: - 4 , 7 / 3, 125/5 . 1/e , 3/7 , 2/0 . "-32 , 9/6 , 8 - /5, 0,3-213 0.676767.. . list the following: Rational numbers: 4M Integers : 2. Simplify the expression, rationalize the denominator when appropriate. () (-46 ) (6 -b' )(-9b' ) (b) (8 x " )(3 6) 4M 3. Express cach as a polynomial : (2) 6x 12- XY Z XYZ 4M 13. a (b) (3x + 2 y ) (3 x - 2y )