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Mathematics 13 Online
OpenStudy (anonymous):

How would you solve this equation? 1 + (1/x^2) + (4/x^3) = 0

OpenStudy (anonymous):

multiply everything by x^3

OpenStudy (anonymous):

The answer i think is x=-1.3788

OpenStudy (anonymous):

The answer is -4 but I wanted to see how the working is done. So what would be the rule with an equation like this?

OpenStudy (anonymous):

x's cant b n denominator

OpenStudy (anonymous):

Oops sorry it is without the 1 + so just the fractions.

OpenStudy (anonymous):

So it's the same principle?

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