Question

Evaluate the definite integrals: $\int^5_4 {e^x} \, dx$

Answer 1

Answer:

Step-by-step explanation:

Formula used;

$\int{e^x}\:dx=e^x+c$

Now,

$\int{e^x}^5_4\;dx\\\\=[e^x]^5_4\\\\=e^5-e^4\\\\=e^4[e-1]$