[tex]\sqrt[n]{a^m}=a^{\frac{m}{n}}\\\\\text{We have}\ 3\sqrt[4]{x^3}=3x^{\frac{3}{4}}\\\\Answer:\ \boxed{B.\ 3x^{\frac{3}{4}}}[/tex]
Answer:
B 3x^ 3/4
Step-by-step explanation:
The fourth root can be written as the 1/4 power
3 * (x^3) ^ 1/4
a^b^c = a^ (b*c)
3 * (x)^ (3*1/4)
3 * x^ (3/4)
3 x^3/4
