Math Help - Integral calculation

1. Integral calculation

hello, help me please .

Evaluate : $\Large \int_{a}^{b}\frac{e^{t}}{t}dt$

2. Originally Posted by maria18
hello, help me please .

Evaluate : $\Large \int_{a}^{b}\frac{e^{t}}{t}dt$
and why would you need to evaluate this? This is not a nice integral, it has no primitive integral in elementary functions.