1)cos 30/sec 60+cosec 90, 2)sin30+cos 30 3)sin 60+cos 45
Anonymous:
is it cos 30 totally devided by (sec 60+cosec 90)
Answers
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3
1. cos 30 =
sec 60 = 2
cosec 90 = 1
so on substituting the values , we get=
=
2. sin 30 = 1/2
cos 30 =
so on substituting the values , we get
3. sin 60 =
cos 45 =
so on substituting the values , we get
sec 60 = 2
cosec 90 = 1
so on substituting the values , we get=
=
2. sin 30 = 1/2
cos 30 =
so on substituting the values , we get
3. sin 60 =
cos 45 =
so on substituting the values , we get
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