SOLUTION: Hello, I need to find a quadratic function in the form Y=ax^2+bx+c that passes through the points (1,359),(3,281),(4,194) and evaluate that function at x=5? Thanks for the help!
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Question 201192: Hello, I need to find a quadratic function in the form Y=ax^2+bx+c that passes through the points (1,359),(3,281),(4,194) and evaluate that function at x=5? Thanks for the help!
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
where
and
:
and where
and
:
and where
and
:
Now you have 3 linear equations in
,
, and
. Solve the system for your set of three coefficients.
Once you have your three coefficients, substitute them into
Then substitute 5 for
and do the arithmetic.
John

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