If a > 1, b > 1 then (a+1)(b+1)>2(ab+1) ?

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Solution:
⇨Given If a > 1, b > 1 then (a+1)(b+1)>2(ab+1) ?
 .........(i)
⇨Similarly 
 ........(ii)

⇨Adding equation (i)+(ii)
 .......(iii)
⇨Again 
. .............(iv)

⇨Dividing equation (iii) by (iv)
 Proved
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