Using Cramers rule, solve the following system of linear equations: `(a+b)x-(a-b)y=4a b` `(a-b)x+(a+b)y=2(a^2-b^2)`

Explanation

`(a+b) x-(a-b) y=4 a b `



`(a-b) x+(a+b) y=2(a^{2}-b^{2})`



`D=[[a+b , -(a-b)],[a-b , a+b]]`



`=(a+b)^{2}+(a-b)^{2}`



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