the second term b and the last term c

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Show that the sum of an AP whose first term is a, the second term b and the last term c, is equal to (a+c)(b+c−2a)/2(b−a)
23
Nov
Show that the sum of an AP whose first term is a, the second term b and the last term c, is equal to (a+c)(b+c−2a)/2(b−a) is equal to (a+c)(b+c−2a)/2(b−a) Show that the sum of an AP whose first term is a the second term b and the last term c November 23, 2020 Category: Chapter [...]
Posted in: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,
Tags: is equal to (a+c)(b+c−2a)/2(b−a) , Show that the sum of an AP whose first term is a , the second term b and the last term c ,