Level:
Project ID:
1003108007
Accepted:
1
What is the difference \( I_1-I_2 \), where \( I_1=\int\limits_{-1}^1\left(\frac x2+2\right)\mathrm{d}x \) and \( I_2=\int\limits_1^2\frac2x\mathrm{d}x \)?
\( 4-\ln 4\)
\( \ln 4 \)
\( 4 + \ln 4 \)
\( \ln 4 - 4 \)