Question

Evaluate. 0 0 O 8 0 -8 4eI need help with this question

Answer 1

`\begin{gathered} \int ^e_1(8)/(x)dx \\ =8\lbrack\ln |x|\rbrack^e_1 \\ \text{computing for the boundaries,} \\ \lbrack\ln |x|\rbrack^e_1=1 \\ \text{thus} \\ 8\lbrack\ln |x|\rbrack^e_1=8\cdot1=8 \\ \\ \text{therefore,} \\ \int ^e_1(8)/(x)dx=8 \end{gathered}`