Question

x
${x}^{4} + 3 = 84 \\ x =$
​

Answer 1

Explicación paso a paso:

${x}^{4} + 3 = 84$

${x}^{4} = 84 - 3$

${x}^{4} = 81$

$x = \sqrt[4]{81}$

$x = 3$