Trigonometric EquationMedium
Question
If 0o < θ < 180o then
there being n number of 2′s, is equal to-
there being n number of 2′s, is equal to-
Options
A.2 cos 
B.2 cos 
C.2 cos 
D.None of these
Solution
=
there are (n - 1) numbers of 2′s
=
there are (n - 2) numbers of 2′s
=
= 2 cos 
there are (n - 1) numbers of 2′s
=
there are (n - 2) numbers of 2′s
=
= 2 cos Create a free account to view solution
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