10টি ধারাবাহিক পূর্ণসংখ্যার যোগফল 5। সর্বনিম্ন পূর্ণসংখ্যা কত? | শ্রেণী 14 | গত বছর...

1- (1) / (5) + (1.4) / (5.10) - (1.4.7) / (5.10.15) + ... oo =

The 10th term of the A.P. : 5, 8,11,14, ........ is ........

4, 5, 7, 10, 14, 18, 25, 32 (a) 7 (b) 14 (c) 18 (d) 33

If "^nC_10 = ^nC_5 find "^nC_14

I. x^(2) - 5x - 14 = 0" "II. Y^(2) + 7y + 10 = 0

A light wave has a frequency of 4.8 xx 10^(14) Hz in a medium of R.I. 1.5 is

(a) Is 303, a term of the progression 5, 10, 15, ... ? (b) Is 38, a term of the progression-18,-14,-10, ...?

What is the common difference of the A.P. 10, 11.5, 13, 14.5…?

If a : b = 3/2 : 7/3 and b : c= 1/5 : 1/7 , then find a : b : c . (a) 14 : 9 : 10 (b) 9 : 14 : 10 (c) 10 : 9 : 14 (d) 4 : 5 : 7

What is the value of [10(1)/(3) div (5)/(3) (10 + 14 div 3 - 1)] ?