ПРОШУ ПОМОГИТЕ РЕШИТЬ!!!. Created by annanel. algebra-ru

ПРОШУ ПОМОГИТЕ РЕШИТЬ!!!...

July 2022 1 4 Report

ПРОШУ ПОМОГИТЕ РЕШИТЬ!!!

Answers & Comments

Webee1 1). 1-cos^2=sin^2
sin^2=sin^2
2). 1-sin^2=cos^2
cos^2=cos^2
3). sin^2/cos^2=tg^2
tg^2=tg^2
4). cos^2/sin^2=ctg^2
ctg^2=ctg^2
5). 1/1/cos^2+sin^2=1
cos^2+sin^2=1
1=1
6). 1/1/sin^2+cos^2=1
sin^2+cos^2=1
1=1

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