Is $3x^2+7$ uniformly continuous on $[0,1]$?

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Is $3x^2+7$ uniformly continuous on $[0,1]$?

My argument: Yes, Since $3x^2+7$ is continuous on $[0,1]$ and $[0,1]$ is compact, any continuous function on compact set is uniformly continuous. Am I right?

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Yes. This is indeed a direct consequence of the Heine Cantor theorem.