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Questions  >>  Olympiad-Math  >>  Class 10
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The value of 'k' for which the system $x+2y=13;(k-1)x+(k+1)y=k+2$ has no solutions is

$(A) \;k= -3 \\(B)\; k=+3 \\(C)\; k=\pm 3 \\(D)\;cannot\;be \;determined $

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