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National High School Mathematics League
1994 National High School Mathematics League
10
The Maximum Value
The Maximum Value
Source: 1994 National High School Mathematics League, Exam One, Problem 10
March 2, 2020
Problem Statement
If
0
<
θ
<
π
0<\theta<\pi
0
<
θ
<
π
, then the maximum value of
sin
θ
2
(
1
+
cos
θ
)
\sin\frac{\theta}{2}(1+\cos\theta)
sin
2
θ
(
1
+
cos
θ
)
is________.
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