Question

For which value of k,
kx + y = 2 and x + ky = 1 are inconsistent?

Answer 1

k=1 is right value

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Answer 2

Answer:

k^2=1=k=1 or -1

Step-by-step explanation:

x+ky=0=x=-ky

kx+y=0

kx(-ky)+=0

-(k^2)×y+=0