Question

A3-3A2-A-3i where I is unit matrix of order 3​

Answer 1

Answer:

$12x2 \\ \\ \\ \\ \\ \\ \\ y2 \\ {2 { \\ yy { { { \div yx { { \frac{ {?}^{2} }{?} \times \frac{?}{?} }^{?} }^{2} }^{2} }^{2} }^{?} }^{2} }^{2}$