Question

Resolver a equação seguinte em C:
a) x^{4} + 16 = 0

Answer 1

x⁴ + 16 = 0
$x= \sqrt[4]{-16} \\\\ \LARGE x = +2i, -2i$

Answer 2

$x^4+16=0 \\ \\ x^4=-16 \\ \\ x=\pm \sqrt[4]{-16} \\ \\ x=\pm \sqrt[4]{-1.2^4} \\ \\ x=\pm2 \sqrt[4]{-1} \\ \\ x=\pm2i \\ \\ S=\{-2i,+2i\}$