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yup

Can be proved

so tell me...what happens when a is negative?

for example \[\huge (-1)^{2/4}\]

\[\huge \sqrt[4]{-1} \implies \text{imaginary}\]
\[\huge \sqrt[4] {(-1)^2} \implies 1\]

you're right, again

that's where your algebra is now shaken :troll:

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