for f(x)=x^2+kx+k, determine all values of k such that f(x)>0(adsbygoogle = window.adsbygoogle || []).push({});

could someone please help me get started here? I am reviewing for a highschool math contest and it's been quite some time since I've learned about inequalities. I've managed to solve some rudimentary problems, but this one really has me stumped.

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# Homework Help: Inequality problem

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