x^2+(2/9^x)^x=450

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Solution for x^2+(2/9^x)^x=450 equation: 



x^2+(2/9^x)^x=450

We move all terms to the left:

x^2+(2/9^x)^x-(450)=0



Domain of the equation: 9^x)^x!=0

x!=0/1

x!=0

x∈R



We multiply all the terms by the denominator


x^2*9^x)^x+(2-450*9^x)^x=0

Wy multiply elements

9x^3-4050x=0

We do not support expression: x^3

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