A

9000150306

Level: 
A
Evaluate the following integral on the interval \((0;+\infty)\). \[ \int \frac{9} {x^{5}}\, \text{d}x \]
\(- \frac{9} {4x^{4}} + c,\ c\in \mathbb{R}\)
\(\frac{9} {x^{6}} + c,\ c\in \mathbb{R}\)
\(- \frac{3} {2x^{6}} + c,\ c\in \mathbb{R}\)
\(\frac{9} {x^{4}} + c,\ c\in \mathbb{R}\)

9000150307

Level: 
A
Evaluate the following integral on \(\mathbb{R}\). \[ \int 8\cdot 5^{x}\, \text{d}x \]
\(\frac{8\cdot 5^{x}} {\ln 5} + c,\ c\in \mathbb{R}\)
\(\frac{8\cdot 5^{x}} {\ln x} + c,\ c\in \mathbb{R}\)
\(8\cdot 5^{x}\cdot \ln 5 + c,\ c\in \mathbb{R}\)
\(8\cdot 5^{x}\cdot \ln x + c,\ c\in \mathbb{R}\)