In an AP first term is 2 and the sum of first 5 terms is 1/4 of next five terms show that 20th term is 112 In an AP first term is 2 and the sum of first 5 terms is 1/4 of next five terms show that 20th term is -112

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In an A.P. the first term is 2 and the sum of the first five terms is one fourth of the next five terms. Show that 20^th terms is - 112.

A . P .,

2

20^{t h}

- 112.

In an A.P. the first term in 2 and the sum of the first five terms is one-fourth of the next five terms, Show that $20^{t h}$ term is-112.

2

- 112

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