Question
Asked Jan 22, 2020
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a. If (ln x)/x = (ln 2)/2, must x = 2?

b. If (ln x)/x = -2 ln 2, must x = 1/2?

Give reasons for your answers.

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Expert Answer

Step 1

Given:

  1. If (ln x)/x = (ln 2)/2, must x = 2? ……... (1)
  2. If (ln x)/x = -2 ln 2, must x = 1/2? …….. (2)
Step 2

Proof part (a):

Calculus homework question answer, step 2, image 1
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Step 3

Again, for x = 4,...

Calculus homework question answer, step 3, image 1
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