The Total solution for NCERT class 6-12
AP 40, 37, 34, 31, …..Here a = 40, d = -3Let Tn = 0Tn = a + (n – 1) d=> 0 = 40 + (n – 1) (-3)=> 0 = 40 – 3n + 3=> 3n = 43=> n = 433 which is infractionThere is no term which is 0