find an equation of the form y=ax^2 + bx + c, whose graph passess through the points (2, 3), (-2, 7) and (1, -2).

ddaeeric 2021-09-18 Answered

find an equation of the form \(y=ax^2 + bx + c\), whose graph passess through the points (2, 3), (-2, 7) and (1, -2). You must use a system of linear equations in three variables for this problem.

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Expert Answer

Alix Ortiz
Answered 2021-09-19 Author has 9249 answers
substitute the graph points into the general equation ... solve the system of equations for a, b, and c ... (2,3). 3 = 4a + 2b + c ... (-2,7). 7 = 4a - 2b + c ... (1,-2). -2 = a + b + c
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