Question

Answer the
followi
in 10th terms of an AP is 20and the common difference is 2then find 14th term of the AP​

Answer 1

d = 2 --------- ( given ) ------(1)

Term (10) = 20

a + (n-1) = 20

a + 9 d = 20 --------(2)

putting (1) in (2)

a + 9(2) = 20

a = 20 - 18

a = 2

Therefore, -

term (14) = a + 13d

= 2 + 13 (2)

= 2+26

= 28

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