Graph With Vertex Form

What is the axis of symmetry of this quadratic?  y =  (x  +  5)²  +   3

• x =5

• x=3

• x=-5

• x=-3

Which of the following is the correct equation for the given graph?

• f(x) = (x - 2)² - 1

• f(x) = (x + 2)² - 1

• f(x) = -(x + 2)² - 1

• f(x) = -(x - 2)² - 1

The vertex of this graph is a

• maximum

• minumum

Which of the following equations shows the vertex form of a quadratic?

• x = -b/2a

• x = (-b ±√b² - 4ac)/2a

• y = ax² + bx + c

• y = a(x - h)² + k

If the blue graph is
f(x) = x² 
then the red must be...

• g(x) = x² - 5

• g(x) = x² + 5

• g(x) = (x - 5)²

• g(x) = (x + 5)²

What are the green dots called?

• axis of symmetry

• vertex

• parabola

• roots or x-intercepts

Which of the following is the correct equation for the given graph?

• f(x) = (x - 2)² - 1

• f(x) = (x + 2)² - 1

• f(x) = -(x + 2)² - 1

• f(x) = -(x - 2)² - 1

Identify the a, h, and k terms in the following equation: 2\left(x+4\right)^2-1

• a=2, h=-4, k=-1

• a=-2, h=4, k=1

• a=2, h=4, k=1

• a=-2, h=-4, k=1

Explain the transformation of this graph when compared with y = x²:

y= - (x - 1)² + 11

• right 1 , up 11

• vertically reflected, right 1, down 11

• reflected, right 1, up 11

• left 1, up 11

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