Предмет: Математика, автор: romanenkooleg99

кто сможет решитепожалуйста

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Автор ответа: andreys76Vitalina

0

sin2L=2COSL*SINL
cosL=1-3/5=0.4
3/5=0.6
sin2L=2*0.4*0.6=032

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