Math, asked by girijapriyasrinivasa, 5 months ago

1,
1. Sin (9o-tita) cos tita + cos (90-tita) sin tita =​

Answers

Answered by stunwolf
1

Answer:

Sin (9o-tita) cos tita + cos (90-tita) sin tita =

= cos tita×cos tita+ sin tita×sin tita

= cos² tita + sin² tita

= 1

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