Math, asked by mohdwaqar2005, 5 months ago

find d if tn =15, tn-1 =18

Answers

Answered by Anonymous

3

tn = 15

tn - 1 = 18

tn - 1 & tn are consecutive term of an AP.

d = tn-1 - tn

= 18 - 15

= 3

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