Q.

For the system of linear equations 2x-y+3z=5; 3x+2y-z=7; 4x+5y+αz=β, which of the following is NOT correct

(a) The system has infinitely many solutions for α=-6 and β=9

(b) The system has infinitely many solutions for α=-5 and β=9

(c) The system has a unique solution for α-5 and β=8

(d) The system is inconsistent for α=-5 and β=8



Related Questions :-

Q. 1

Let a1, a2, a3, .., an be n positive consecutive terms of an arithmetic progression. If d>0 is its common difference, then 

limndn(1a1+a2+1a2+a3+...+1an-1+an) is

Q. 2

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Q. 3

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Q. 4

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Q. 5

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