Question

${2^{2}[3(-6+8^{\frac{1}{3}})+3/4-6) ^{2}] +5$

Answer 1

$2^{2}(3(-6+\sqrt[3]{8} )+(\frac{3}{4} +6)^{2} ) +5$

4(3(-6+2)+729/16)+5

4(-12+729/16)+5

269/4