9x^2-16/x^2=40

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Solution for 9x^2-16/x^2=40 equation: 



9x^2-16/x^2=40

We move all terms to the left:

9x^2-16/x^2-(40)=0



Domain of the equation: x^2!=0

x^2!=0/

x^2!=√0

x!=0

x∈R



We multiply all the terms by the denominator


9x^2*x^2-40*x^2-16=0

We add all the numbers together, and all the variables

-40x^2+9x^2*x^2-16=0

Wy multiply elements

-40x^2+9x^4-16=0

We do not support expression: x^4

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