Question

find the 15 term of the sequence 3,10,17​

Answer 1

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Answer 2

Answer:

3,10,17,...

since, 10-3 = 17-10.... they are in A.P.

common difference (d) = 10-3 = 7

first term (a) = 3

nth term (n) = 15

then,

15th term = a + (n-1)d = 3 + (15-1)7 = 3 + (14)7 = 3 + 98 = 101