E 16 Soloe the following system of linear equations:
(a 11 x 1 (atby = 4² Zab b²,
(a + b) (x + y) = a + b
The given equations may be written as
(a - b)x+ (a+b)y=a? - 2ab-b2
(a+b)x + (a + b)y = a + b2.
Subtracting (i) from (ii), we get
[(a+b) - (a - b)} x = 2ab + 262
b)
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E 16 Soloe the following system of linear equations:
(a 11 x 1 (atby = 4² Zab b²,
(a + b) (x + y) = a + b
The given equations may be written as
(a - b)x+ (a+b)y=a? - 2ab-b2
(a+b)x + (a + b)y = a + b2.
Subtracting (i) from (ii), we get
[(a+b) - (a - b)} x = 2ab + 262
b)
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