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Find the 18th term of the AP {2}, {18}, {50}, {98},......

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Find the $18$ th term of the AP $2, 18, 50, 98, .....$ .

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Evelyn Discussed

Find the

18

th term of the AP

2, 18, 50, 98, .....

9 mins ago

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9 mins ago

Text solutionVerified

Given: AP is

2, 18, 50, 98, .....

2, 32, 52, 72, ....

Here, first term

= a = 2

Common difference

= d = 32 - 2 = 22

n^{t h}

term is given by,

a_{n} = a + (n - 1) d

Put

n = 18

a_{18} = 2 + 342

= 352

The

18

th term of the AP

2, 18, 50, 98, .....

352

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