Convert from vertex form to standard form

 $y=-3(x+5)^2-4$  
Convert the equation from vertex form to standard form.

• y = 9x² - 15x + 21

• y = -3x² - 75x - 4

• y = 9x² + 90x + 221

• y = -3x² - 30x - 79

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

 $y=4(x+2)^2-8$ 

Convert the equation from vertex form to standard form. 

•  $y=4x^2+16x+8$  

•  $y=4x^2+16x+16$  

•  $y=16x^2+64x-8$  

•  $y=16x^2+256x+8$  

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

• A
• B
• C
• D

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSA.REI.B.4

Convert the quadratic from vertex to standard form: y = (x - 9)²

• y = x² + 18x + 81

• y = x² - 18x + 81

• y = x² - 18x + 18

• y = x² - 18x - 81

Convert the quadratic from vertex to standard form:

y =(x + 1)² + 3

• y = x² + 2x + 4

• y = x² + 2x + 3

• y = x² + 2x - 4

• y = x² + x + 3