18. Is 83 a term of the sequence 1, 4, 7, 10, ...
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1
Answer:
no
Step-by-step explanation:
83 is not a term in sequence of 1,4,7,10,13,16,19,22,25,28,31,34,37,40,43,46,49,52,55,58,61,64,67,70,73,76,79,8285.,..
( OR)
a=1
d=3
a+(n-1)d=83
1+(n-1)3=83
1+3n-3=83
3n=85
n=85/3
n value is not a positive integer
so 83 is not in the sequence of 1,4,7,10....
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