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Question
Q. First term is of arithmatic progression sequence is 38 and the difference between consecutive numbers is 2 , Find the numbers from 21 to 25 terms.
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Step : 1
Term at 21 position is 38 + (21 - 1)x 2
= 78 (=t1)
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Step : 2
Term at 22 position is 38 + (22 - 1)x 2
= 80 (=t2)
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Step : 3
Term at 23 position is 38 + (23 - 1)x 2
= 82 (=t3)
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Step : 4
Term at 24 position is 38 + (24 - 1)x 2
= 84 (=t4)
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Step : 5
Term at 25 position is 38 + (25 - 1)x 2
= 86 (=t5)
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Step : 6
so the sequance of numbers from position 21 to 25 is 78, 80, 82, 84, 86
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