sin3a/sina +cos3a/cosa urgent hai pleaseeeeeeeee
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answer is 2
because let a= 30
sin90/sin30 + cos90/cos30
1/1/2+0/√3/2
2+0
2
because let a= 30
sin90/sin30 + cos90/cos30
1/1/2+0/√3/2
2+0
2
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