Question

Raiz cubica de 2 elevado a x = raiz de 8 elevado a quarta potencia

15 pontos

Answer 1

$(\sqrt[3]{2} ) ^{x } = 8 ^{4}$

$(2 ^{2 \div 3} )^{x} = 8 ^{4}$

$2 ^{2x \div 3} = 8^{4}$

${2}^{2x \div 3} = (2 ^{3})^{4}$

$2 ^{2x \div 3} = {2}^{12}$

$2x \div 3 = 12$

$2x = 12 \times 3$

$2x = 36$

$x = 36 \div 2$

$x = 18$

forte abraço