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underset(x to 0)"Lt" ((a^(x)+b^(x))/(2))...

`underset(x to 0)"Lt" ((a^(x)+b^(x))/(2))^(1//x)=`

A

ab

B

a+b

C

`sqrtab`

D

none

Text Solution

Verified by Experts

The correct Answer is:
C
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