Question

The mean of x – 1 and x + 1 is​

Answer 1

Answer:

x

Step-by-step explanation:

Given that x - 1 and x + 1

Let's see mean formula

mean = ( sum ) / ( no. of items )

=> mean = ( x - 1 + x + 1 ) / 2

=> mean = ( 2x ) /2

=> mean = x

Therefore,mean = x

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Answer 2

Answer:

mean = 2x/2 = x

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