Vocab
The u-shaped graph shown by a quadratic.
What is PARABOLA?
Give an example for an equation of an axis of symmetry.
What is x=k?
The vertex of y = 2x² + 16x - 1 is this ordered pair.
What is (-4, -33)?
Find the solutions to f(x)= x² - 4x - 21
What are x=-3 and x=7?
A parabola will look like this if a is negative.
What is open downwards with the vertex as a maximum?
The line that passes through the vertex and divides a parabola into two symmetric parts.
What is AXIS OF SYMMETRY?
This is the axis of symmetry for the equation y = 2x² + 8x – 5.
What is x = -2?
y = 4x² + 7 has its vertex at this point.
What is (0,7)?
Find the solutions to x² - 25 = 0.
What are x=-5 and x=5?
Identify the vertex of the graph: x²-4x+8
What is (2,4)?
The lowest or highest point on a parabola.
What is VERTEX?
This is the axis of symmetry for y=3x²+6x-2.
What is x = -1?
The x-value of the vertex of y = x²+3x-70 is this.
What is x=-1.5?
Find the solutions to x² + 8x + 16 = 0
What is x=-4?
Identify the axis of symmetry of the graph: x²-7x+15
Write your answer as a fraction, not decimal.
What is x=7/2?
These are three names for the place or places a parabola crosses the x-axis.
What are X-INTERCEPTS, ZEROS, SOLUTIONS?
This is the axis of symmetry for y = -4x²+3.
What is x=0?
The y-value of the vertex of y = -3x²+18x-13 is this.
What is y=14?
Find the solutions to 6x² -17x+5 = 0.
Write BOTH ANSWERS as fractions.
What are x=1/3 and x=5/2?
Determine the roots of the following graph: x²-5x+10
What is there are no solutions?
Give an example of a quadratic equation
Answers vary
This is the axis of symmetry for y = x²-3/2x-5/2.
You must write your answer as a fraction, not a decimal.
What is x=3/4?
The y-value of the vertex of y = x²-7/2x-58/9 is this.
Round your answer to the nearest hundredth.
What is y= -9.51?
Find the solutions to 24x² + 10x + -50 = 0.
Write BOTH ANSWERS as fractions.
What are x=-5/3 and x=5/4?
Determine the roots by graphing: y = 2x² - 6x - 24
What are x=-2.275 and x=5.275?