Question

A.P in the form of a , b , c then find c

Answer 1

Answer:

c = -a + 2b

Step-by-step explanation:

let d is the common difference of an A.P

d = b - a            ----(1)

therefore ,

c = a + (n-1)d

c = a + (3 - 1)(b - a)

c = a + 3b - 3a - b + a

c = -a + 2b

Answer 2

Step-by-step explanation:

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