If f(5) = the other root, then the graph of f passes through 2, twice, making 3 roots for f(f(x)).
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• good -15少- ♂ (0 bytes) () 07/14/2011 postreply 13:24:29
• Why? if f(8)=0,b=8? -jinjing- ♀ (0 bytes) () 07/15/2011 postreply 21:06:13