cos^2 45+sin^2 30 please solve this
Answers
Answered by
7
⭐Hey there!!
we know that:
=> cos45 = 1/√2
=> sin30 = 1/2
put these values in above question.
=> cos^2 45 + sin^2 30
=> (1/√2)^2 + (1/2)^2
=> 1/2 + 1/4
=> 3/4
______________________________
⭐Hope it will help you
we know that:
=> cos45 = 1/√2
=> sin30 = 1/2
put these values in above question.
=> cos^2 45 + sin^2 30
=> (1/√2)^2 + (1/2)^2
=> 1/2 + 1/4
=> 3/4
______________________________
⭐Hope it will help you
Answered by
5
Hi !
cos²45° + sin²30° = ( 1/√2)² + (1/2)² = 1/2 + 1/4 = 2 + 1 /4
= 3/4 Answer
_____________________________
Hope it helps you !!!
@Rajukumar111
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