Evaluate: 96 root 3 sin pi/48 cos pi/48 cos pi/24 cos pi/ 12 cos pi /6 - Maths - Fractions and Decimals

Question

Evaluate: 96 root 3 sin pi/48 cos pi/48 cos pi/24 cos pi/ 12 cos pi
/6

Neha Sethi · Accepted Answer

Dear student

963sinπ48cosπ48cosπ24cosπ12cosπ6=483×2sinπ48cosπ48cosπ24cosπ12cosπ6=483×sinπ24cosπ24cosπ12cosπ6=243sinπ12cosπ12cosπ6=123sinπ6cosπ6=63sinπ3=63×32=9Identity used:sin2x=2sinxcosx
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Evaluate: 96 root 3 sin pi/48.cos pi/48.cos pi/24.cos pi/ 12.cos pi /6