Question

Fine the value of a and b for which the simaltaneous equations x +2y=1and ( a-b) x + (a+b)y=a+b-2have infintchy many solutions​

Answer 1

Answer:

m ee t ing 9753958140

pc: 123

Answer 2

Answer:

a=3 , b= 1

Step-by-step explanation:

for infinite many solutions,we have

1/a-b = 2/a+b= 1/a+b-2

From 1st and 3rd ratio

a+b-2= a-b

2b= 2

b= 1

From 2nd and 3rd ratio

2a+2b-4=a+b

a+b=4

put b=1

b=3