Question

Q2 A] Solve the following Activity (1 mark each) [2 marks]
1. First term and common difference of an A.P are 6 and 3 respectively find
S:
Scann​

Answer 1

Answer:

n= 37

Step-by-step explanation:

sn= n/2(2a +(n-1)d)

sn=37/2 (12+(37-1)3)

=37/2 (120)

=37×60

sn= 2220