Answer:
where's the question?
Step-by-step explanation:
(9,-2) the 9 is your x and the -2 is your y. Plug those into the equation to make it into 1/3(9)-2(-2)=7 then solve.
<span>S= (a+b)^2+(4a+b-2)^2+(9a+b-4)^2
98a+14b-44=0
14a+3b-6=0
a=24/49, b=-2/7
y = (24/49)x^2-(2/7)</span>