Question

For what value of k, the following system of equations have unique solution x –ky =2 ,

3x +2y = -5​

Answer 1

Answer:

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Step-by-step explanation:

Answer 2

camapring with ax²+bx+c=0

a=1 b=-k c=2

now,

b²-4ac=k²-4×1×2

k²-8=0

k²=8

k=√8

k=√4×2=2√2

answer is 2√2