17. What is the nature of the roots of the quadratic equation if the of its discriminant is negative? A. The roots are not real. B. The roots are irrational and not equal. C. The roots are rational and not equal. D. The roots are rational and equal. 18. One of the roots of 2x2 - 13x + 200 is 4. What is the other A.-2/5 B. 5/2 C. 2/5 19. What are the roots of the quadratic equation x + x - 56 A. 2 and -1 B. 8 and -7 C. 8 and 7 20. What is the sum of the roots of the quadratic equation - D. 512 D. 3 und A-7 B.-3 C.6 D. 14 21. Which of the following quadratic equations can be solved easily by extracting square roots? Ax+7x + 12-0 C.41-9-0 B.2w2 + 7w-3-0 D. 3y2 + 2.80 22. Which of the following coordinates of points belong to the solution set of the inequality y2x + 5x-1? A.(-3,2) B.(-2,9) C. (1,6) D.(3, 1) 23. The length of a rectangular window is 5 feet more than its width, The area of the window is 36 square feet. Which equation could be used to find the dimensions of the window? A wíw+5) 36 C. w(w-5) - 36 Bw+w+5= 36 D. 2w + 10 = 36 24. The length of a garden is 4m more than twice its width and its area is 38m. Which of the following equations represents the given situation? A. 2x + 4x19 C. X 4 19 D.X + 2x38 25. A 3 em by 3 cm square piece of cardboard was cut from a bigger square cardboard. The area of the remaining cardboard was 40 cm?. lfs B.x2+2x - 19​