SOLUTION: Find parabolic equation vertex ( 0.0 ) and cutting of the rectum x = 6 pieces length of 8 units

Algebra ->  Quadratic-relations-and-conic-sections -> SOLUTION: Find parabolic equation vertex ( 0.0 ) and cutting of the rectum x = 6 pieces length of 8 units      Log On


   

Question 1018987: Find parabolic equation
vertex
( 0.0 ) and cutting of the rectum
x = 6 pieces length of 8 units
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
Description would be parabola with vertex at Origin, and opening toward the right, and with points (6,-4) and (6,4).

x=ay%5E2, and you want to find the POSITIVE number, a.

a=x%2Fy%5E2
Substitute either point,
a=6%2F16
a=3%2F8
-
highlight%28x=%283%2F8%29y%5E2%29