So i did this last week, and nailed it. The teacher hasn't given it back yet and I was trying to do it again, now I'm stuck. I need to prove that I do know that the inequality is equivalent to
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Hello, Originally Posted by hockey777 So i did this last week, and nailed it. The teacher hasn't given it back yet and I was trying to do it again, now I'm stuck. I need to prove that I do know that the inequality is equivalent to And you also know that and that the square of a real number is non negative, don't you ?
Got it, sorry. I was trying to do it a weird way with theorems.
Last edited by hockey777; Sep 4th 2008 at 01:00 PM.
It is well known that . Now add to both parts: . Regroup:
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