SOLUTION: If a>0 and b>0, a+b = t, show that {{{1/a + 1/b >= 4/t }}}
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Question 1184376
:
If a>0 and b>0, a+b = t, show that
Found 2 solutions by
Edwin McCravy, robertb
:
Answer by
Edwin McCravy(20060)
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):
You can
put this solution on YOUR website!
If you prefer, you can reverse the steps and omit the "if and only If"'s. Edwin
Answer by
robertb(5830)
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):
You can
put this solution on YOUR website!
The statement follows almost immediately from the AM-HM inequality:
Since a,b > 0, then
===>
.