Bank Math Master১টি পরীক্ষায় এসেছেপ্রশ্ন ১১What is the difference between the 5th and the 4th terms of the sequence 2, 4, 7, ____ whose nth term is n + 2(n - 1)?কক) 9খখ) 5গগ) 17ঘঘ) 15উত্তর দেখুন