Quadratic Forms

What is an equation of a parabola with the vertex of  $\left(3,-4\right)$  ?

•  $y=-\frac{1}{2}\left(x+3\right)^2-4$  

•  $y=2\left(x-3\right)^2+4$  

•  $y=\frac{3}{2}\left(x-3\right)^2-4$  

•  $y=\left(x+3\right)^2+4$  

Tags

CCSS.HSA.CED.A.1

What is an equation of a quadratic with x-intercepts at  $\left(-1,0\right)$   and  $\left(-10,0\right)$  

•  $y=-2\left(x+1\right)\left(x-10\right)$  

•  $y=\frac{1}{3}\left(x+1\right)\left(x+10\right)$  

•  $y=-\frac{1}{10}\left(x-1\right)\left(x+10\right)$  

•  $y=3\left(x-1\right)\left(x-10\right)$  

Tags

CCSS.HSF-IF.C.8A

CCSS.HSA-SSE.B.3B

What is an equation of a quadratic with zeros at  $x=4$   and  $x=-5$  

•  $y=-\frac{1}{3}\left(x+4\right)\left(x-5\right)$  

•  $y=4\left(x+4\right)\left(x+5\right)$  

•  $y=-\frac{4}{5}\left(x-4\right)\left(x+5\right)$  

•  $y=3\left(x-4\right)\left(x-5\right)$  

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

In which form is this equation?  $y=(x-3)^2+4$  

• Standard

• Factored

• Vertex

• Parabolic

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

What is the minimum? $y=(x+4)^2-6$  

• -6

• 6

• -4

• 4

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What's the y-intercept?  $y=2x^2+6x+7$  

• (0, -7)

• (7, 0)

• (0, 7)

• (-7, 0)

Tags

CCSS.HSF-IF.C.7A

In which form is this equation?  $y=(x-3)(x+8)$  

• Standard

• Factored

• Vertex

• Parabolic

Tags

CCSS.HSA.SSE.A.2

What is f(0) 
 $f(x)=2x^2+4x+6$  

• -4

• 4

• -6

• 6

Tags

CCSS.HSF.IF.A.2

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

• (-5, -12)

• (5,-12)

• (5, 12)

• (-5, 12)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What's the y-intercept? $y=2x^2+6x+7$  

• (0, -7)

• (7, 0)

• (0, 7)

• (-7, 0)

Tags

CCSS.HSF-IF.C.7A