CBSE Class 10 Answered
LINEAR EQUATIONS IN 2 VARIABLES(Pleassssssseeeee anwer this verryyyy soooooooon!!!! )
Asked by gunjansingh | 09 Jun, 2009, 11:50: AM
Expert Answer
For inifinite solution
a1/ a2 = b1/b2 = c1/ c2
2/-b = 3/ +b = 7/ 3 + b -2
On equating, we get
2+2 b = 3 - 3b or 3 (3 + b -2) = 7 (+b)
- 5b = 0 or 2 - 4b = 6
- 5b = 0 .....(1) or - 2b = 3 ......(2)
Solving (1) and (2) we get,
b =1 and = 5.
Answered by | 09 Jun, 2009, 02:49: PM
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