Math, asked by motumezzi2310, 11 months ago

find the sum of first 8 multiples of 3?​

Answers

Answered by arwasc04
1

Answer:

108

Step-by-step explanation:

3+6+9+12+15+18+21+24

Answered by aviswan60
0

Answer:

the Answer is 108

the ap is

3,6,9,12....

Step-by-step explanation:

a=3 n=8 d=3

an = 3+ 7x3 = 3+21= 24

Sn = 8/2 ( 3+ 24)

      = 4 x 27

       =  108

hope it helps

plz mark as braniest

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