c) ∫ ( 1 / 8 ) ^ x d x = ( 1/ 8 ) ^ x ln 1/8 .
Giải thích
\(\int {{{\left( {\frac{1}{8}} \right)}^x}} dx = \frac{{{{\left( {\frac{1}{8}} \right)}^x}}}{{\ln \frac{1}{8}}} + C.\)=> Sai
\(\int {{{\left( {\frac{1}{8}} \right)}^x}} dx = \frac{{{{\left( {\frac{1}{8}} \right)}^x}}}{{\ln \frac{1}{8}}} + C.\)=> Sai