sin x cosec x- sin²x = cos² x
Matematika
dafid12
Pertanyaan
sin x cosec x- sin²x = cos² x
1 Jawaban
-
1. Jawaban neverhaveaname
(sinx.cosex)=1
maka:
1-sin^2 x = cos^2 x
cos^2 x=cos^2 x... (terbukti)