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1958 AMC 12 Question 17

AMC12 · 1958 AMC 12

Question 17

If $x$ is positive and $\log x\ge\log2+\dfrac12\log x,$ then:
  1. $x$ has no minimum or maximum value
  2. the maximum value of $x$ is $1$
  3. the minimum value of $x$ is $1$
  4. the maximum value of $x$ is $4$
  5. the minimum value of $x$ is $4$