![If the matrices A=[(1,2),(3,4)] and B=[(a,b),(c,d)] (a,b,cd not all simultaneously zero) commute, find the value of (d-b)/(a+c-b). Also show that the matrix which commutes with A is of the form [(alpha-beta,(2beta)/3),(beta,alpha)] If the matrices A=[(1,2),(3,4)] and B=[(a,b),(c,d)] (a,b,cd not all simultaneously zero) commute, find the value of (d-b)/(a+c-b). Also show that the matrix which commutes with A is of the form [(alpha-beta,(2beta)/3),(beta,alpha)]](https://d10lpgp6xz60nq.cloudfront.net/web-thumb/647781175_web.png)
If the matrices A=[(1,2),(3,4)] and B=[(a,b),(c,d)] (a,b,cd not all simultaneously zero) commute, find the value of (d-b)/(a+c-b). Also show that the matrix which commutes with A is of the form [(alpha-beta,(2beta)/3),(beta,alpha)]
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