How to find the vertex of a parabola in vertex form

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Mathematics
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11th Grade - University
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the standard form of a quadratic equation?
F(x) = ax^2 + bx + c
F(x) = (x - h)^2 + k
F(x) = ax + b
F(x) = a(x - h)(x - k)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the quadratic function F(x) = (x - 6)^2 + 3, what are the coordinates of the vertex?
(6, 3)
(3, 6)
(-6, 3)
(6, -3)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it incorrect to say the vertex of F(x) = (x - 6)^2 + 3 is (-6, 3)?
Because the vertex is determined by the number outside the parenthesis
Because the vertex is always positive
Because the vertex is determined by the opposite sign of the number inside the parenthesis
Because the vertex is always negative
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when you try to find the X-intercepts of F(x) = (x - 6)^2 + 3?
You find no real roots
You find one real root
You find imaginary roots
You find two real roots
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why can't you take the square root of a negative number when finding X-intercepts?
Because it results in a complex number
Because it results in zero
Because it results in a positive number
Because it results in a negative number
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