Let matrix A and the vectors v_1 and v_2 be defined below: A=[−1−62−6], v_1=(2;-1) and v_2=(3;-2).
Show that A sends vectors v_1 and v_2 to scalar multiples of themselves and find the values of the scalars.
Av_1 = -4v_1 and Av_2 = 5v_2.