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Textbook Expert
Textbook ExpertVerified Tutor
2 Nov 2021

Given information

Step-by-step explanation

Step 1.

is concave down around  so . Therefore, .

  is increasing on the interval   so ,   and  are greater than 0 . The steepest slope is at , it is greater than 1 . The slopes at and are also positive, but less than 1 , they are not so steep.

Therefore,  .

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