Question

find the inverse of | {-3} {-5} {4} & {-2} {3} {-1} & {1} {-4} {-6} |​

Answer 1

Answer:

-3 is your answers happy or not

Answer 2

Answer:

If A=∣∣∣∣∣∣∣∣111343334∣∣∣∣∣∣∣∣∣A∣=1(12+12)−(12−9)+(9−12)

=−3−3=−6

A.(Ady)=∣A∣

A−1=∣A∣1 adjA verify

A−1=−61∣∣∣∣∣∣∣∣12−123−43−49−124−33−39−123−34−3∣∣∣∣∣∣∣∣

=6−1∣∣∣∣∣∣∣∣