- 1. Which of the following is the standard form of the quadratic inequality 2x+ 42-3x2 + x ? A. 3x2 + 2x + x +4>0 C. 3x2 + x +4 > 0 B-3x2 + 2x + 420 D. 3x2 + x +4 > 0 2. The following are quadratic inequalities in two variables EXCEPT A. y (x + 1)2(2x + 3) C. 2x2 + y > x B. y < x(2x + 3) D. 2x2 + 3x - 4 Sy 3. What is the mathematical translation of this verbal statement: "When fifteen is multiplied by twice a number and deducted from nine, it results to greater than or equal to seven"? A. 15 (2x) - 97 C. 15 (2x) - 957 B. 9-15 (2x) > 7 D. 9 - 15 (2x) < 7 4. Which of the following is a solution of y< -*2 + 6x - 3? A. (2,-3) B. (7,--3) C. (3,6) D. (0,0) 5. The following points satisfy the quadratic inequality y 2 -x2 + x + 5 EXCEPT A. (0,5) B. (4,-1) C. (-2,0) D. (0,0) 6. Which of the following value of a will satisfy a2 + 8a + 15 > 0? A - 2 B. -3 C. – 4 D. -5 7. Which of the following satisfies the inequality: -2x2 + 9x - 4 S 0? A. 3 C. 1 B. 2 D. O F Thi 1. 2​