the first and last term of an A..p are 1 and 11 respectively if the sum of its term is 36 the number term is (1) 8 (2) 7 (3) 4 (4) 6 Question the first and last term of an A..p are 1 and 11 respectively if the sum of its term is 36 the number term is (1) 8 (2) 7 (3) 4 (4) 6 in progress 0 Math Luna 4 months 2022-01-06T16:53:29+00:00 2022-01-06T16:53:29+00:00 2 Answers 0 views 0

## Answers ( )

Answer:Sum of terms of AP= (no of terms/2) (1st terms + last terms)

so, 36= n/2 × ( 1+11) [ n= no of terms]

n= 6

Answer:6

Step-by-step explanation:Using

we get

Therefore there are 6 terms