Find the set of value of k, where k is a constant, when equation x^3 -12x^2 +45x -34 = k has (a)one root and (b)three roots.

How should I get start with the problem like this?

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- March 27th 2013, 06:05 AMalexander9408Find the range value
Find the set of value of k, where k is a constant, when equation x^3 -12x^2 +45x -34 = k has (a)one root and (b)three roots.

How should I get start with the problem like this? - March 27th 2013, 06:15 AMProve ItRe: Find the range value
Am I correct in assuming you want real roots?

- March 27th 2013, 06:31 AMalexander9408Re: Find the range value
Yes.