X^3 -12X^2 + K find K for Two Different Zeros Three Different Zeros ( I believe K=X for this one ) Only one Real Zero Any help would be greatly appreciated thanks
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Originally Posted by waleedrabbani X^3 -12X^2 + K Is that suppose to be X^3 - 12X^2 + K = 0 ? You're not showing an equation!! Anyhow, if K=0 then: x^3 - 12x^2 = 0 x^2(x - 12) = 0
Originally Posted by waleedrabbani X^3 -12X^2 + K find K for Two Different Zeros Three Different Zeros ( I believe K=X for this one ) Only one Real Zero The discriminant of the cubic equation is given by So the cubic equation has a discriminant of Now determine which values of make the discriminant positive, negative, or zero.