cos 60.cos45 + sin 60.sin 45
Answers
Answered by
6
please mark me brainliest
Attachments:
tanmaytanmay:
cos (60-- 45) = cos 15
but bro we don't know the value of cos 15 so
we solve it by expanding
but the real answer is it
Kevin's answer is right...
yes thanks
please follow
please mark me brainliest
but my answer also write
t is not wrong by a this method
Answered by
0
1/2 . 1/^2 +^3/2 . 1/^2 =^3/2
Similar questions