Math Test Pre-Grade 2 quiz

Practice questions

1. For the function y = 2x², find the rate of change when x changes from -1 to 3.

   • 8
   • 2
   • 4
   • 6

2. Inscribed angle theorem: an inscribed angle is how many times the central angle?

   • 2 times
   • the same
   • 4 times
   • 1/2 times

3. For the function y = 2x² on the domain -3 ≦ x ≦ 2, what is the minimum value?

   • 18
   • 8
   • 0
   • 4

4. What is the maximum value of y = -x² + 4x - 1?

   • 5
   • 7
   • 1
   • 3

5. When the similarity ratio is 2:5, what is the ratio of their areas?

   • 2:25
   • 4:25
   • 4:10
   • 2:5