1.

4,8,12,16,20....,120मे कितने पद है​

Answer»

ANSWER: 30.

Step-by-step EXPLANATION: Here ; a=4, d=8-4=4, L=120.

Now,

l = a+(N-1)d

120 = 4+(n-1) 4

120-4 = 4n-4

116+4=4n

    n = 120/4=30.



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