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Consider the system of equations x+y+z...

Consider the system of equations
x+y+z=5, x+2y+3z=9, x+3y+`lambda z=mu`
The sustem is called smart brilliant good and lazy according as it has solution unique solution infinitely many solution respectively .
The system is smart if

A

`lambdane5 "or" lambda=5 "and" mu =13`

B

`lambdane5 `

C

`lambdane5 " ""and"" " mu ne13`

D

`lambdane5 or lambda" ""and"" " mu ne13`

Text Solution

Verified by Experts

The correct Answer is:
A
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