Asker11 Asker11
  • 10-05-2016
  • Mathematics
contestada

rewrite the function y= x^2 + 14x + 4 in vertex form

rewrite the function y x2 14x 4 in vertex form class=

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 10-05-2016
vertex form is basically commplete the square
y=a(x-h)^2+k


y=x^2+14x+4
take 1/2 of 14 and square it, (7^2=49)
add that and its negative to right side
y=x^2+14x+49-49+4
factor perfect squaer
y=(x+7)^2-49+4
y=(x+7)^2-45

answer is A
Answer Link

Otras preguntas

solve using elimination, 2x+5y=2   3x-5y=53
X=5y.          y=10x+20 Help please
What is the historical significance of a republic
What is the historical significance of a republic
What is the historical significance of a republic
A grade has 81 girls and 72 boys. The grade is spilt into groups that have the same ratio of boys to girls as the whole grade. How many girls are in a group tha
What is the historical significance of a republic
What are 3 physical properties of aluminum foil
Describe how the Hawaiian Islands were formed and how they are evidence for mantle plumes.
How do plant populations in a community change over time?