AstridProbst
AstridProbst AstridProbst
  • 10-07-2015
  • Mathematics
contestada

How to write y= 2x^2 + 8x +7 in standard (vertex) form

Respuesta :

naǫ
naǫ naǫ
  • 11-07-2015
[tex]2x^2+8x+7= \\ 2(x^2+4x)+7= \\ 2(x^2+4x+4-4)+7= \\ 2((x+2)^2-4)+7= \\ 2(x+2)^2-8+7= \\ 2(x+2)^2-1 \\ \\ \boxed{y=2(x+2)^2-1}[/tex]
Answer Link

Otras preguntas

Why did the Intolerable Acts have a greater impact on the colonies than earlier tax acts?
What is the square root of 34 to the nearest 0.05
Why did the Intolerable Acts have a greater impact on the colonies than earlier tax acts?
Can circumcenter and incenter of a triangle ever have the same location?
If you have a formula like this:p=2x + 2pir, how do you solve for x?
Use the distributive property to simplify each expression.6(1/3h + 1)
what is 399 rounded to the nearest ten
A bowling ball rolls off the edge of a cliff, moving horizontally at 20 m/s. I have to plot the position of the bowling ball on an x y axis for every one second
What is 0.95 in a fraction and percentage??
What are two decimals that are equivalent to 3.7?