Question

find one root of quadratic equation x-4/x=0
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Answer 1

Answer:

9x+k=0 is 1

∴ Substituting x=1 in the given equation,

∴ x

2

−9x+k=0

(1)

2

−9(1)+k=0

∴ 1−9+k=0

∴ −8+k=0

∴ k=8