2.
Show that
(1)
tan 48° tan 16° tan 42° tan 74° = 1
(ii
cos36° cos 54º - sin36...
Health, 27.02.2021 18:10 theblackdot16
2.
Show that
(1)
tan 48° tan 16° tan 42° tan 74° = 1
(ii
cos36° cos 54º - sin36º sin 54°=0.
Answers: 2
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