Week 8 Quizizz - 3 Forms of Quadratics

Which is the standard form of a quadratic equation?

• $y=ax^2+bx+c$

• $y=mx+b$

• $y=\left(ax+c\right)\left(bx+d\right)$

• $y=a(x-h)^2+k$

Which is the factored form of a quadratic equation?

• $y=ax^2+bx+c$

• $y=mx+b$

• $y=\left(ax+c\right)\left(bx+d\right)$

• $y=a(x-h)^2+k$

Which is the vertex form of a quadratic equation?

• $y=ax^2+bx+c$

• $y=mx+b$

• $y=\left(ax+c\right)\left(bx+d\right)$

• $y=a(x-h)^2+k$

Tags

CCSS.HSA.SSE.B.3

CCSS.HSA.SSE.A.2

What form is this quadratic equation in?  $y=x^2-4x+3$  

• Standard Form

• Vertex Form

• Factored Form

• None of these

Tags

CCSS.HSA.SSE.B.3

What form is this quadratic equation in?  $y=-\left(x+2\right)^2+1$  

• Standard Form

• Vertex Form

• Factored Form

• None of these

Tags

CCSS.HSA.SSE.A.2

CCSS.HSF.IF.C.8

What form is this quadratic equation in?  $y=\left(x+3\right)\left(x-5\right)$  

• Standard Form

• Vertex Form

• Factored Form

• None of these

Tags

CCSS.HSA.SSE.B.3

Where is the y-intercept of this quadratic?

 $y=x^2+4x-9$  

• (0, -9)

• (0, 9) 

• (0, 4) 

• (-9, 0) 

Tags

CCSS.HSF-IF.C.7A

Where is the vertex of this quadratic?

 $y=\left(x-1\right)^2+7$  

• (1, 7)

• (-1, 7)

• (7, 1) 

• (0, 7) 

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What are the x-intercepts of this quadratic? 

 $y=\left(x+8\right)\left(x-5\right)$  

• -8 and 5

• 8 and -5

• 1 and 8

• 0 and 1

Tags

CCSS.HSF-IF.C.7A

Convert to standard form: 

 $y=\left(x+5\right)^2-15$  

•  $y=x^2+10$  

•  $y=x^2+10x\ +10$  

•  $y=x^2+25$  

•  $y=x^2+10x+25$  

Tags

CCSS.HSA.SSE.B.3

CCSS.HSA.SSE.A.2

CCSS.HSF.IF.C.8