What I Know Choose the letter of the best answer, to find out how much you already know about this module. Write the chosen letter on a separate sheet of paper. 3 - 1. What is the degree of a quadratic inequality? A. B. 2 C. 1 D. 0 2. Which of the following is a solution of 2 - 3x = x + 10? A. -2 B. -3 C. -4 D. -5 3. The following has more than one solution EXCEPT A. 422 = 2 B. a2 + 7a = -10 C. 3x + 5 = 2x 3 D. 13 - 6 > 1 4. Which of the following mathematical sentence is a quadratic inequality? A. 7s + 11 > 0 B. 3m3 - 2 0? {x:x < 2 or x > 4) B. {x: x < -2 or or x > 4) C. {x: 2 < x < 4} D. {x: x < -4 or x > 2} 7. Which of the following points is a solution of y > x2 - 2x + 3? A. (1,2) B. (0,4) C. (2,1) D. (3,3) 8. The following points are solutions of y 0? - A O A. 0 1 2 2 3 4 5 6 7 8 -6 -5 -3 B. 8 6 -8 -7 -5 5 -4 3 2 3 4 5 0 1 6 2 1 C. 4 5 6 6 2 6 6 -5 -8 7 4 -3 2 -1 0 1 2 3 o D. 3 4 5 6 7 8 -5 8 7 0 1 2 -3 - 2 1 5. Which of the following quadratic inequalities has a solution set of ? 2 5 8 3 4 6 7 -6 -5 -2 -1 0 1 A. x2 + 7x + 6 < 0 C. x2 + 7x + 6 < 0 B. x2 + 7x + 6 > 0 D. x2 + 7x + 6 > 0 1
Add an Answer
More Questions From This User See All