SOLUTION: find a formula for the least degree through the points (-4,0),(-2,-2),(1,0)

Question 1058856: find a formula for the least degree through the points (-4,0),(-2,-2),(1,0)
Found 2 solutions by Alan3354, KMST:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
find a formula for the least degree through the points (-4,0),(-2,-2),(1,0)
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What does that mean?
Answer by KMST(5328) (Show Source): You can put this solution on YOUR website!
Three points not on a straight line define a quadratic function.
Since we have two zeros of the function, we know it is not linear,
so the factories form must be

For we must have , so

So the function is
.
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