Math, asked by katarkirahul, 1 year ago

Can anyone please explain me the highlighted step!!!

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Answered by Anonymous

3

Answer:

k(k - 4) > 0

This means the roots of equation are real and unequal.

k∈(-∞,0) U (4,∞)

This means The value of k can be between - ∞ to 0 or It can be between 4 to ∞

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