Graphing Quadratics Vertex and Standard Form

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

Tags

CCSS.HSF-IF.C.7A

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

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

• ax + by = c

• y = a(x - h)² + k

• y = ax² + bx + c

• y = mx + b

What piece of information does h identify in the following equation?
y=a(x-h)²+k

• y value of the vertex

• Axis of Symmetry

• Direction (facing up or down)

• x-intercept

Graph the Quadratic in Vertex Form:

(Show your work on your notes!!!)

Tags

CCSS.HSF-IF.C.7A

Graph the following quadratic in Vertex Form:

Tags

CCSS.HSF-IF.C.7A

Graph the function.

f(x) = -(x+5)² − 1

Tags

CCSS.HSF-IF.C.7A

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Tags

CCSS.HSF-IF.C.7A

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Tags

CCSS.HSF-IF.C.7A

What causes the graph of y = x² to open downward?

• multiply the x² by a fraction

• multiply the x² by a decimal

• multiply the x² by a negative number

• multiply the x² by a number greater than 1