Zeile 20: |
Zeile 20: |
| <math> | | <math> |
| \begin{eqnarray} | | \begin{eqnarray} |
− | (fg) = 10^{7} \\ | + | (fg) & = & 10^{7} \\ |
− | (fg)'= 70x^{6} | + | (fg)' & = & 70x^{6} |
| \end{eqnarray} | | \end{eqnarray} |
| </math> <br /> | | </math> <br /> |
Zeile 31: |
Zeile 31: |
| <math> | | <math> |
| \begin{eqnarray} | | \begin{eqnarray} |
− | (fg)= \sin{x}\cos{x} \\ | + | (fg) & = & \sin{x}\cos{x} \\ |
− | f'= \cos{x} \qquad g'= -\sin{x} \\ | + | f' & = & \cos{x} \qquad g'= -\sin{x} \\ |
− | (fg)'= \cos{x}\cos{x}+\sin{x}(-\sin{x})=\cos^{2}{x}-\sin^{2}{x} | + | (fg)' & = & \cos{x}\cos{x}+\sin{x}(-\sin{x})=\cos^{2}{x}-\sin^{2}{x} |
| \end{eqnarray} | | \end{eqnarray} |
| </math> | | </math> |