Solve the system of linear equations using matrices.

Question

Use a system of linear equations to find the quadratic function f(x) = ax² + bx + c that satisfies the given conditions. Solve the system using matrices.

f(−2) = −3,  f(1) = −6,  f(2) = −19

f(x) =  

 

 

Answer 1

Here is the Desmos graph that shows the final answer:

desmos.com/calculator/58xchcxsqz

Here is the link to the Gaussian Elimination Calculator:

onlinemschool.com/math/assistance/equation/gaus/