Question

помогите решить
8^3*sqrt{7} +1* 8^1+sqrt{7} / 4*sqrt{7} +1

Answer 1

$frac{8^{3sqrt7+1}cdot 8^{1+sqrt7}}{8^{4sqrt7+1}}=frac{8^{3sqrt7+1+1+sqrt7}}{8^{4sqrt7+1}}=frac{8^{4sqrt7+2}}{8^{4sqrt7+1}}=8^{4sqrt7+2-(4sqrt7+1)}= \ =8^{4sqrt7+2-4sqrt7-1}=8^1=8$