Question

which term of the ap 5,2,-1,......,-49​

Answer 1

Answer:

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Step-by-step explanation:

a=5, d=-3, Tn=-49

Tn= a+(n-1) d

-49=5+(n-1) (-3)

-49=5-3n+3

-49-2=-3n

-3n=-51

n=-51/-3

n=17