The value of 2 sin ((π)/8) sin ((2π)/8) sin ((3π)/8) sin ((5π)/8) sin ((6π)/8) sin ((7π)/8) is:

Trigonometry: JEE Main 2021 Mathematics question

JEE Main 2021 · 26 Aug, Evening shift · Q5662

JEE Main 202126 Aug, Evening shiftMathematicsMediumTrigonometry118× since 2002

The value of

2\sin \left( {{\pi \over 8}} \right)\sin \left( {{{2\pi } \over 8}} \right)\sin \left( {{{3\pi } \over 8}} \right)\sin \left( {{{5\pi } \over 8}} \right)\sin \left( {{{6\pi } \over 8}} \right)\sin \left( {{{7\pi } \over 8}} \right)

is :

JEE Main 2021 Trigonometry Question with Solution (26 Aug Evening shift, Q5662) | JEE Arc

JEE Main 2021 · 26 Aug, Evening shift · Q5662

JEE Main 202126 Aug, Evening shiftMathematicsMediumTrigonometry118× since 2002

The value of

2\sin \left( {{\pi \over 8}} \right)\sin \left( {{{2\pi } \over 8}} \right)\sin \left( {{{3\pi } \over 8}} \right)\sin \left( {{{5\pi } \over 8}} \right)\sin \left( {{{6\pi } \over 8}} \right)\sin \left( {{{7\pi } \over 8}} \right)

is :