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Mathematics 10 Online
OpenStudy (anonymous):

solve 2x^2 + 18 = 0 thank you.

OpenStudy (lucaz):

isn't it -18 ?

OpenStudy (anonymous):

Thats not even an option.

OpenStudy (lucaz):

I meant the expression, if it is 2x^2+18=0 I suggest to use quadratic formula

OpenStudy (anonymous):

Thank you. I'll try that.

OpenStudy (lucaz):

yw

OpenStudy (akashdeepdeb):

This would result in an Imaginary root. :D

OpenStudy (lucaz):

I thought so..

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