Let $f_1(x)=x+a, f_2(x)=x^2+b x+c$ and $\Delta=\left|\begin{array}{ccc}1 & 1 & 1 \ f_1\left(x_1 ig

Question

Let $f_1(x)=x+a, f_2(x)=x^2+b x+c$ and $\Delta=\left|\begin{array}{ccc}1 & 1 & 1 \ f_1\left(x_1ight) & f_1\left(x_2ight) & f_1\left(x_3ight) \ f_2\left(x_1ight) & f_2\left(x_2ight) & f_2\left(x_3ight)\end{array}ight|$ then

Professor PC Thomas Classes · Answer

Applying $C_2 \rightarrow C_2-C_1$ and $C_3 \rightarrow C_3-C_1$, then