Which term of the ap 121 117 is first negative term?
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Answered by
3
Answer:
a= 121
d= -4
nth term>0
Step-by-step explanation:
a+(n-1)d>0
121+(n-1)(-4)>0
121-4n+4>0
125-4n>0
125>4n
n <125/4
n < 31.25
32nd term will be it's negative term
Answered by
1
Answer:
Refers to the attachment
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