Question

2. If a, b, c, are in A.P., then the arithmetic mean of a and c is equal to ........
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Answer 1

Answer:

. if a,b,c, are in AP , then

AM( arithmetic mean between a and c is equal to

b= (a +c)/2

Step-by-step explanation:

derivation of the above result:

since ,

a,b,c, are in AP

so,

b-a = c - b

=> b + b = a +c

=> b= (a+c)/2

I hope it will help u.