Alg 1 Chp 8 Review

Quadratic equations take the shape of a _______ when graphed.

• parabola

• straight line

• curved line

• elliptical line

What are the x- intercepts?

• x= 0 and x= -4

• x= 0 and x= 4

• y= 0

• x= 2 and x = -2

What is the green dot on the parabola called?

• vertex

• axis of symmetry

• root

• solution

What is the vertex form of a quadratic function?

• $y=2a\left(h-x\right)^2+k$
  

• $y=a\left(x-h\right)^2+k$

• $y=\left(x+h\right)^2+k$

• $y=a\left(x-h\right)-k$

Which equation is the standard form of a quadratic function?

• y = mx + b

• y = a(x - p)(x - q)

• y = ax² + bx + c

• y = a(x - h)² + k

Which equation is the intercept form of a quadratic function?

• y = mx + b

• y = a(x - p)(x -q)

• y = ax² + bx + c

• y = a(x - h)² + k

What is the vertex?

• (5, 2)

• (2, 5)

• (-2, 5)

• (-5, 2)

What are the coordinates of the y-intercept?

• (-3, 0)

• (0, -3)

• (2, 1)

• y = 3

What is the domain of the graph?

• all real numbers

• to infinity and beyond

• y ≥ -1

• x ≥ 0

What is the range of the graph?

• all real numbers

• to infinity and beyond

• y ≥ -1

• x ≥ 0