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Mathematics
Problem
Find acute angles A and B, if
sin
(
A
+
B
)
=
cos
(
A
−
B
)
=
3
2
\sin (A + B) = \cos (A - B) = \frac{\sqrt{3}}{2}
sin
(
A
+
B
)
=
cos
(
A
−
B
)
=
2
3
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