3)n ধনাত্মক পূর্ণসংখ্যা হলে,

1.	3)n ধনাত্মক পূর্ণসংখ্যা হলে, sin x + sin (π+x) + sin (2π + x) + . ..+ sin (n π+ x) প্রগতির যােগফল নির্ণয় করাে।
Answer» ANSWER: uoyutiryufytdjhrstyoepelutdultluurutuyluyltrliylr

3)n ধনাত্মক পূর্ণসংখ্যা হলে, sin x + sin (π+x) + sin (2π + x) + . ..+ sin (n π+ x) প্রগতির যােগফল নির্ণয় করাে।

Answer»

ANSWER:

uoyutiryufytdjhrstyoepelutdultluurutuyluyltrliylr

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3)n ধনাত্মক পূর্ণসংখ্যা হলে, sin x + sin (π+x) + sin (2π + x) + . ..+ sin (n π+ x) প্রগতির যােগফল নির্ণয় করাে। ​

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3)n ধনাত্মক পূর্ণসংখ্যা হলে, sin x + sin (π+x) + sin (2π + x) + . ..+ sin (n π+ x) প্রগতির যােগফল নির্ণয় করাে।