Svar 2.2:6
FörberedandeFysik
(Skillnad mellan versioner)
(4 mellanliggande versioner visas inte.) | |||
Rad 1: | Rad 1: | ||
- | <math> | + | <math>\displaystyle \mathbf{e}_F = \frac{\mathbf{F}}{F} = \frac{(6,10)\,\textrm{N}}{\sqrt{6^2+10^2}\,\textrm{N}} = \frac{(6,10)}{\sqrt{136}} = \frac{(6,10)}{11,66} </math> |
- | + | ||
- | <math> | + | eller |
+ | |||
+ | <math>\displaystyle \mathbf{e}_F = -\frac{\mathbf{F}}{F} </math> |
Nuvarande version
\displaystyle \displaystyle \mathbf{e}_F = \frac{\mathbf{F}}{F} = \frac{(6,10)\,\textrm{N}}{\sqrt{6^2+10^2}\,\textrm{N}} = \frac{(6,10)}{\sqrt{136}} = \frac{(6,10)}{11,66}
eller
\displaystyle \displaystyle \mathbf{e}_F = -\frac{\mathbf{F}}{F}