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Byju's Answer
Standard XII
Mathematics
Sum of Cosines of Angles in Arithmetic Progression
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Solve for general values of theta: √3cos theta +sin theta =√2
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Solution
3
cosθ
+
sinθ
=
2
dividing
by
2
,
we
get
3
2
cosθ
+
1
2
sinθ
=
2
2
=
1
2
sin
π
3
cosθ
+
cos
π
3
sinθ
=
sin
π
4
sin
π
3
+
θ
=
sin
π
4
General
solution
can
be
given
as
,
π
3
+
θ
=
nπ
+
-
1
n
π
4
θ
=
nπ
+
-
1
n
π
4
-
π
3
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Sum of Cosines of Angles in Arithmetic Progression
Standard XII Mathematics
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