which term of an ap 3,12,21,30 will be 81 more than its 52nd term
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Answer:
i dont know ff
Step-by-step explanation:
Answered by
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Step-by-step explanation:
n=52
An=a+(n-1)d
An=3+(52-1)9
An=3+459
An=462
An=462+81
An=543
An=a+(n-1)d
543=3+(n-1)9
540/9=n-1
60+1=n
n=61
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