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Svar 2.2:2

FörberedandeFysik

(Skillnad mellan versioner)
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(Ny sida: '''R'''<math>=[(300\cos50^\circ –400\cos80^\circ )e_x+(300\sin50^\circ +400\sin80^\circ )e_y]N= [(192,84–69,46)e_x+(229,81+393,92)e_y)]N=(123,38e_x+623,73e_y)N</math>)
Nuvarande version (27 april 2018 kl. 13.41) (redigera) (ogör)
 
(2 mellanliggande versioner visas inte.)
Rad 1: Rad 1:
-
'''R'''<math>=[(300\cos50^\circ –400\cos80^\circ )e_x+(300\sin50^\circ +400\sin80^\circ )e_y]N=
+
<math>\mathbf R=[(300\cos50^\circ –400\cos80^\circ )\mathbf e_x+(300\sin50^\circ +400\sin80^\circ )\mathbf e_y] \,\mathrm N</math><br\>
-
[(192,84–69,46)e_x+(229,81+393,92)e_y)]N=(123,38e_x+623,73e_y)N</math>
+
<math>=[(192,84–69,46)\mathbf e_x+(229,81+393,92)\mathbf e_y)] \,\mathrm N=(123,38 \mathbf e_x+623,73 \mathbf e_y) \,\mathrm N</math>

Nuvarande version

R=[(300cos50–400cos80)ex+(300sin50+400sin80)ey]N
=[(19284–6946)ex+(22981+39392)ey)]N=(12338ex+62373ey)N

Den här artikeln är hämtad från http://wiki.math.se/wikis/forberedandefysik/index.php/Svar_2.2:2