Question
In each case, find a quadratic function whose graph passes through the given points. (If there is no solution, enter no solution.)
(0,0),(1,1),(3,-1)
(0,0),(1,1),(3,-1)
Answers
oobleck
if y = ax^2+bx+c, then we have
c = 0
a+b=1
9a+3b = -1
y = -2/3 x^2 + 5/3 x
c = 0
a+b=1
9a+3b = -1
y = -2/3 x^2 + 5/3 x