CHOOSE THE LETTER OF THE CORRECT ANSWER
1. Which of the following equation is the vertex form of quadratic function y= ax2 + c
a. y = a (x - h)2 + k c. y = a (x - h) + k
b. y = a (x - k)2 + k d. y = a (x - k) + h

2. What is the vertex of the function described by y = 2 (x + 2) - 3
a. (2,2) c.( -2, - 3)
b.(2,3) d. ( 2, - 2)

3. Which of the following quadratic functions is in the vertex form?
a. 2y = x2 + 1 c. y = (x + 3)2 + 5
b. y = 2x2 + 4x 1 d. y = (x2 - 4) - 2

4. In the quadratic function y = 3 (x - 1)2 +2 what is the value of h?
a. 1 c. 2
b. -1 d. 3

5. What is the vertex form of quadratic function f (x) = x2 - 4x + 8
a. f (x) = (x + 4)2 - 4 c. f (x) = ( x - 2) 2 + 4
b. f (x) = x - 4)2 + 4 d. f (x) = (x + 2)2 - 4

pakisagot po ng mabilis need ko po kasi yan thankyou po.