http://img198.imageshack.us/img198/225/unled1yl.png Can't figure this out.
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Originally Posted by Remriel http://img198.imageshack.us/img198/225/unled1yl.png Can't figure this out. Square both sides. Subtract x Square both sides (don't forget to "FOIL"/distribute) Subtract 5 Check for extraneous roots
Originally Posted by Remriel http://img198.imageshack.us/img198/225/unled1yl.png Can't figure this out. If $\displaystyle \sqrt{\sqrt{x+5}+x~}=5$ then $\displaystyle \sqrt{x+5}=25-x$. Now you finish it off.
Oh wow, I was making a really stupid mistake on this easy problem. Thanks.
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