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Solve 3x^2+7ix+6=0 by factorisation meth...

Solve `3x^2+7ix+6=0` by factorisation method.

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`3x^2+7ix+6=0`
`rArr3x^2+9xi-2ix-6i^2=0`
`rArr3x(x+3i)-2i(x+3i)=0`
`rArr(x+3i)(3x-2i)=0`
`rArrx+3i=0`
`3x-2i=0`
`x=-3i`or ,`x=2/3i`
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