Math, asked by prasad8192, 9 months ago

-sin228= and -cos228= Answer it

Answers

Answered by Yashpokemaster

1

Step-by-step explanation:

sin228°

= cos (90°-228°) = cos -138°

= sin (180°-228°) = sin -48°

-sin228°

= cos (90°+228°) = cos 318°

= sin (180°+228°) = sin 408°

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