Let and
If is a positive real number such that
and , then:
and
Now,
and
at
is
Now, lets check every option
(1)
put the value in LHS
(2)
put the value in LHS
(3)
put the value in LHS
(4)
put the value in LHS
So, option (2) is correct as is true.
Option 1)
Option 2)
Option 3)
Option 4)
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