Antiderivatives: Substitution

Learning Objectives

  • General Antiderivatives
  • Specific Antiderivatives
  • Applications

Exercises

1.

\[\int 4xe^{-5x^2+1} \ dx=-\dfrac{2}{5}e^{-5x^2+1} + C\]

2.

\[\int \frac{\ln(x)}{x} \ dx=\dfrac{1}{2}(\ln(x))^{2} + C\]

3.

\[\int \frac{e^{2x}}{e^{2x}+4} \ dx=\dfrac{1}{2}\ln|e^{2x}+4| +C\]

4.

\[\int \frac{2x^4}{\sqrt[3]{8x^5-9}} \ dx=\dfrac{3}{40}(8x^5-9)^{2/3} + C\]

5.

\[f(x) = \dfrac{1}{2}(\ln(x))^{2} + x^4 - 6x^2 +81.5\]

6.

The company's profit from making and selling \(600\) dice sets is \(\$466.78.\)