Question

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 equa

Forms of linear equations
ANSWERED
asked 2021-06-18

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.

Answers (1)

2021-06-19
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
0
 
Best answer

expert advice

Have a similar question?
We can deal with it in 3 hours
...