Question

In an A.P. sum of first 21 terms and sum of first 20 terms are 512 and 485 respectively then the 21st term is________ A) 72 B) 27 C) 37 D) 28​

Answer 1

Answer:

B)27

Step-by-step explanation:

because Sn-S(n-1)=Tn

so just subtract it

please mark as brainlist

Answer 2

Step-by-step explanation:

in an AP sum of first 21 terms and Sum of first 20 terms are 512 and 485 respectively then the 21st term is?