Question

The arithmetic mean A of any two numbers a and b is given by a+b/2 i. e, the sequence a, A, b is in A. P​

Answer 1

Answer:

the arthemetic mean A of a and b is is a+b/2

now 2A = a +b

a-A = B-A

since common difference is same therefore a, A and b are in AP

Step-by-step explanation:

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