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   P611 611 SÜDWEST-TEXT 19.MAI 20:56:06

       (|$|,h4h<$|h4xl0| | |,`<$        

         ,j5j=$n1j5  ,j5|        

        / /,*-*-$/*%+.!/$/$/,"-'        

 ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,

                                        

                                        

 MATHEMATIK                             

 Lektion 5 Trigonometrie Übung 2        

                                        

                                        

 Berechnen Sie mit Hilfe des Additions- 

 theorems: cos (72° + 43°               

                                        

                                        

 Lösung mit der Antworttaste!           

                                        

                                        

  cos 72° X cos 43° + sin 72° X sin 43° 

  = -0,423                              

                                        

                                        

                                        

 ,,,,,,,,,,,,,,, nächste Aufgabe 612 ,,,

                                        

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