Warm-up (Math Test Pre-Grade 2)

Practice questions

1. Solve the quadratic equation x² - 5x + 6 = 0.

   • x=2,3
   • x=1,6
   • x=-1,-6
   • x=-2,-3

2. Solve the quadratic equation 2x² - 7x + 3 = 0.

   • x=-3, -1/2
   • x=3, 1/2
   • x=1/3, 2
   • x=3, -1/2

3. In circle O, the central angle for arc AB is 120°. What is the inscribed angle for the same arc, in degrees?

   • 60°
   • 240°
   • 90°
   • 120°

4. Solve the quadratic equation x² - 8x + 15 = 0.

   • x=-3,5
   • x=-3,-5
   • x=3,-5
   • x=3,5

5. For the function y = x² on the domain 0 ≦ x ≦ 3, what is the range of y?

   • 0≦y≦6
   • 0≦y≦9
   • 1≦y≦9
   • 3≦y≦9