Question

(Or)
Solve by Cramer's rule : x+y+z=4, 2x - y + 3z = 1, and 3x + 2y -z = 1.
).​

Answer 1

Step-by-step explanation:

jwrite an article on-is English language compulsory in communicatiomnwrite an article on-is English language compulsory in communicatiomnwrite an article on-is English language compulsory in communicatiomnwrite an article on-is English language compulsory in communicatiomnwrite an article on-is English language compulsory in communicatiomnwrite an article on-is English language compulsory in communicatiomnwrite an article on-is English language compulsory in communicatiomnwrite an article on-is English language compulsory in communicatiomnwrite an article on-is English language compulsory in communicatiomnwrite an article on-is English language compulsory in communicatiomnwrite an article on-is English language compulsory in communicatiomnwrite an article on-is English language compulsory in communicatiomnwrite an article on-is English language compulsory in communicatiomnwrite an article on-is English language compulsory in communicatiomnwrite an article on-is English language compulsory in communicatiomn

Answer 2

Cramers rule

The solution system  

 

is given by

 

 

 

 

And  

 

Consider the system of equations  

 

 

 

 

 

 

 

 

 

similarly

 

 

 

 

 

 

Note that  

By the above formula

 

 

SIMILARLY

 

 

 

 

=10

thus the solution of the system is  

and  

.This solution can be written as ordered pair