Answer:
[tex]\dfrac{1}{11}[/tex]
Step-by-step explanation:
Apply exponent rule:
[tex]\sqrt[n]{a} =a^{\frac{1}{n}}[/tex]
[tex]\implies \sqrt[11]{12}=12^{\frac{1}{11}}[/tex]
[tex]\implies 12^x=12^{\frac{1}{11}}[/tex]
[tex]\implies x = \dfrac{1}{11}[/tex]
