Show that the area of the triangle formed by the lines whose equations are: \( y=m_{1} x+c_{1}, ... VIDEO
Show that the area of the triangle formed by the lines whose equations are: \( y=m_{1} x+c_{1}, y=m_{2} x+c_{2} \) and \( x=0 \) is :
\[
\frac{\left(c_{1}-c_{2}\right)^{2}}{2\left|m_{1}-m_{2}\right|}
\]
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