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![5sin(270+ alpha )=-5*cos( alpha ) \ \ alpha textgreater 0 (Ich)\
cos^2( alpha )=1-(sin^2( alpha ))=1-(0.96^2)=1-0.9216=0.0784
cos( alpha )= \ =0.28 \
5sin(270+ alpha )=-5*0.28=-1.4](https://tex.z-dn.net/?f=5sin%28270%2B+alpha+%29%3D-5%2Acos%28+alpha+%29+%5C++%5C++alpha++textgreater++0+%28Ich%29%5C+%0Acos%5E2%28+alpha+%29%3D1-%28sin%5E2%28+alpha+%29%29%3D1-%280.96%5E2%29%3D1-0.9216%3D0.0784%0Acos%28+alpha+%29%3D+%5C+%3D0.28+%5C+%0A5sin%28270%2B+alpha+%29%3D-5%2A0.28%3D-1.4 "5sin(270+ alpha )=-5*cos( alpha ) \ \ alpha textgreater 0 (Ich)\
cos^2( alpha )=1-(sin^2( alpha ))=1-(0.96^2)=1-0.9216=0.0784
cos( alpha )= \ =0.28 \
5sin(270+ alpha )=-5*0.28=-1.4")
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