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f(1/7)=12(1/7^3)
We move all terms to the left:
f(1/7)-(12(1/7^3))=0
We add all the numbers together, and all the variables
f(+1/7)-(12(1/7^3))=0
We multiply parentheses
f^2-(12(1/7^3))=0
We multiply all the terms by the denominator
f^2*7^3))-(12(1=0
Wy multiply elements
7f^5=0
We do not support efpression: f^5
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