Question

(ii) Find the 25th term of the AP 5,42,4, 32, 3....
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Answer 1

$\huge \fbox \red{Answer}$

Given:

a = 5

d = 42 - 5

= 37

n = 25

To Find:

25th term

Solution:

a²⁵ = a + (n - 1)d

= 5 + (25 - 1)37

= 5 + (24)37

= 5 + 888

= 893

Hence, 893 is the 25th term of given AP.