A committee of 5 members is to be formed out of 3 trainees, 4 professors and 6 research associates. In how many different ways can this be done if the committee should have 2 trainees and 2 research associates?
log2+log4+log8+----- ধারাটির প্রথম দশটি পদের সমষ্টি কত?
45 log2
55 log2
65 log2
75 log2
169 is equal to----
11
১৩
১৫
17