Quadratic Equations Intercept Form

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 y-intercept of this function?

• (5, 0)

• (-4, -3)

• (0, 5)

• (-5, 0)

Tags

CCSS.HSF-IF.C.7A

What is the vertex of
f(x) = 2(x - 5)² + 12

• (-5, -12)

• (5,-12)

• (5, 12)

• (-5, 12)

What is another name for the x-intercepts of a quadratic?

• y-intercept

• Zeros

• x-axis

• They don't have another name

Tags

CCSS.HSF-IF.C.7C

The point at which the graph intersects the x-axis is the.....

• y-coordinate

• x-intercept

• y-intercept

• x-coordinate

What are the zeroes of this graph?

• x = -4 and 2

• x= -1 and 0

• x = 9 and -8

• x= 4 and -2

Tags

CCSS.HSF-IF.C.7A

Which value is the vertex?

• (-4, 0)

• (-1, -9)

• (0, -8)

• (2, 0)

Does this graph have a maximum or a minimum?

• maximum

• minimum

• I am not sure.

• neither

Tags

CCSS.HSF-IF.C.7A

What is the equation of this parabola in it’s factored form?

• y=(x-2)(x+3)

• y=(x+2)(x-3)

• y=(x+2)(x-3)(x-6)

• y=(x+3)(x-6)

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

What is the factored quadratic equation in the following graph?

• y=(x+2)(x+6)

• y=x²-8x+12

• y=(x-2)(x-6)

• y=(x-4)(x+4)

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A