2. What is fx) = -3(x+2+2 when written in the form f(x) = a + bx + c?
A fx) = 3 +12 x -10
c f(x) = 3 +12 x +10
B. ffx) = 3x -12 x +10
D. ff) = 30 -12 x-10
3. The vertex of the quadratic function f(x) = (x + 1)2 - 2 is
A (1,-2) B. (-1,2) C (1,2) D. (-1,-2)
4. Which of the following equations represents a quadratic function?
A f(x) = 3 + 232
C. f(x) = 3x-22
B. 2y+3 = x
D. f(x) = 24-3
5. The graph of y=x2-3 is obtained by sliding the graph of y = x2.
A. 3 units downward
C. 3 units to the right
B. 3 units upward
D. 3 units to the left
6. Which of the following shows the graph of f(x)=2(x-1)2-3?
1
X
х
х
А.
B.
C С.
D.
7. Which of the following equation of a quadratic function whose zeros are the squares of the zeros
y = 2x2 + 5x-3?
A. f(x) = 4x+ - 27x +9
C. f(x) = 4x2 - 37x +9
B. f(x) = 4x? -x-1
D. f(x) = -4X? - 27x-2
form as​