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Mathematics
Mathematics
Problem
Simplify the expression
sin
(
α
+
β
)
cos
(
α
−
β
)
+
cos
(
α
+
β
)
sin
(
α
−
β
)
\sin(\alpha+\beta)\,\cos(\alpha-\beta)+\cos(\alpha+\beta)\,\sin(\alpha-\beta)
sin
(
α
+
β
)
cos
(
α
−
β
)
+
cos
(
α
+
β
)
sin
(
α
−
β
)
to a single trigonometric function of
α
\alpha
α
and
β
\beta
β
.
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