Find the set of values ofkfor which the equation2x(sqrd) + kx + 2 = 0has no real roots.

i have no idea how to solve this... can somone please explain?

thanks

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- January 7th 2009, 10:52 AMRubbishAtMathsfind the set of values...?
Find the set of values of

**k**for which the equation**2x(sqrd) + kx + 2 = 0**has no real roots.

i have no idea how to solve this... can somone please explain?

thanks - January 7th 2009, 10:58 AMMush
- January 7th 2009, 11:10 AMRubbishAtMaths
- January 7th 2009, 11:15 AMMush