Final Exam Review - Unit 2

Which of the following equations matches standard form of a quadratic?

• ax + by = c
• y = a(x - h)² + k
• y = ax² + bx + c
• y = mx + b

If we have the equation y=ax²+bx+c, how can we can find the x-coordinate of the vertex?

• -a
• -b/a
• b/2a
• -b/2a

What is the vertex of y=x²+4x+3?

• (2,1)
• (-2,1)
• (0,0)
• (-2,-1)

What is the axis of symmetry for the following equation?
y=4x²-8x+9

• x=-8
• x=1
• x=-2
• x=4

Does y = -4x² have a maximum or minimum value?

• maximum
• minimum

What is the y intercept for the equation:
y = -8x² + 3x - 7

• (0, -8)
• (0, 3)
• (-8, -7)
• (0, -7)

Does the parabola open or or down?

Y = -3x² +7x - 2

• up

• down

A line about which a figure is symmetric is the ____ __ ________

• Solution Set
• Intercept Formula
• Quadratic Function
• Axis of Symmetry

What is the range of this function?

• [-4,∞)
• (-∞,-4]
• (-∞,∞)
• potato...

What is the domain of this function?

• [-4,∞)
• (-∞,-4]
• (-∞,∞)
• potato...