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WorksheetsTransforming quadratic function into vertex form
Total questions: 8
Worksheet time: 11mins
1. Which of the following is the vertex form of a quadratic function?
a. y = (x + 2) – 3
b. y = 2(x + 3) ² – 2
c. y = x ² + 2x + 1
d. y = x ² – 2
2. Which of the following is the general form of a quadratic function?
a. y = (x + 2) – 3
b. y = 2(x + 3) ² – 2
c. y = x ² + 2x + 1
d. y = x ² – 2
3. The formula to find the h in the standard form of a quadratic function.
a. – b / 2a
b. 4ac – b ² / 4a
c. b / 2a
d. b ² – 4ac / 2a
4. The formula to find the k in the standard form of a quadratic function.
a. – b / 2a
b. 4ac – b ² / 4a
c. b / 2a
d. b ² – 4ac / 2a
5. The quadratic function y = x ² + 2x – 1 when expressed in the form of y = a(x – h) ² + k is _________
a. f(x) = (x + 1) ² + 1
b. f(x) = (x + 1) ² – 2
c. f(x) = (x + 1) + 1
d. f(x) = (x + 1) ² – 1
6. What is the vertex of the function y = (x - 3)2 + 5
(-3, 5)
(3, -5)
(-3, -5)
(3, 5)
7. Convert the equation y= x2-2x-5 into vertex form.
y= (x-1)2-6
y= -(x-1)2-6
y= (x+1)2-6
y= -(x+6)2-1
8. Which of the following shows
y= x2 + 12x - 2
written in vertex form?
y = (x + 6)2 + 142
y = (x + 6)2 - 34
y = (x + 6)2 - 38
y = (x + 6)2 + 34
