number
1. The following are quadratic Inequaiities except one. Which from of them is not?
A. 2x2 + 4x = 8 B. 2x2 + 4x S 18 C. 2x2 +x5-8D +*+18 > 0
2. Which one is not a representation of the solution set of an inequality x? + 9x + 18 >07
A. <x< -6 B. -6<x<-3 C.-3<x< D.<x< 6
3. Which from the following is part of the solution set of the given inequality x? + 9x + 18 > 07
B.-9
D.4
4. One leg of a right triangle is 3cm shorter than the other leg How long should the shorter leg be to ensure
that the hypotenuse is at least 15 cm? Which one is representing the given mathematical situation?
A. 2x2 - 6x - 216 2 0 B. 2x2 - 6x -15 20 Cx2 - 6x - 215 20 D. 2x2 - x -21620
5. From the above problem which one is the possible length of the shorter leg?
A shorter leg 29 B. Shorter leg a9 C Shorter leg s9 D. Shorter leg < 9
6. With the same problem above what would be the length of the longer leg of the triangle?
A Longer leg = 12 B. Longer leg 2 12 C Longer leg < 12 D. Longer leg + 12
7. Which one is quadratic inequality?
A. 2x2 - 6x-216=0 B.2x2 - 6x-2162 0 C.2r? - 6x - 216 = 0 0.2x2 - 6x-216-0
& Which one is not a quadratic inequality?
A. 2x2 - 6x - 216 0 8.2r? - 67 - 216 30 c.2x2 - 6x - 21620 D. 2x2 - 6x - 216 > 0
9. Which one is the solution set of inequality x + 9x + 14 2 07
A.[x/x < -7 or > -2) B.(x/x < +7 or x>-2]
C. (x/x < -7 0 x > +2] D. (xXx < +7 or x > +2)
10. What is the highest degree of quadratic inequality?
8.2
0.5​