Sin2+sin4+sin6+sin8+sin10+sin12+sin14+sin16+...... +sin44
Mohammad Abo Abdo , 7 Years ago
Grade ????? ??12
Trigonometry> Sin2+sin4+sin6+sin8+sin10+sin12+sin14+sin...
1 Answers
Saurabh Koranglekar
Last Activity: 4 Years ago
Dear student
Consider the simplification to some extent below
2 sin 23( cos 21 + cos 19 + .. + cos 1)
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