gabbygabby223
gabbygabby223 gabbygabby223
  • 01-06-2017
  • Mathematics
contestada

The vertex of this parabola is at (2,-1).when the y value is 0,the x value is 5.what is the coefficient of the squared term in the parabolas equation

Respuesta :

gerishonwambugu
gerishonwambugu gerishonwambugu
  • 01-06-2017

Vertex form: 
y = a(x-2)^2 -1 
solve for a: 
0 = a(5-2)^2 -1 
1 = a(3)^2 
1 = 9a 
a = 1/9
Answer Link

Otras preguntas

In 1866, the Sioux Chief Red Cloud ambushed and massacred Union soldiers in an incident that would be referred to as the _______ Massacre. A. Wounded Knee B. Fe
Why do macromolecules differ in the amount of energy they contain?
Which of the following was primarily a political challenge that the United States faced after the Civil War? (Points : 3) worthless Confederate currency that le
The SI unit of power is the
how do you say half brother and half sister in spanish
What did the term bread and circuses refer to during the time of the Roman emperors.
How might the history of South America and Mexico have been different if the Spanish had not discovered gold and silver there
Name 2 forces acting on an object at rest Only need 1 got gravity
what did Confucius believe
what is 36 minutes as a fraction of an hour ?