Sunday, June 28, 2020

solve using the matrix method. class ten, optional mathematics

Solve the given equation using the matrix method.
a. x+y = 5
x-y= 1 ( 2,3)
b) 2x + 3y = 7
X+ y = 3 (2,1) 
c) x + y = 9
2x - y = 3 ( 4,5) 

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