What is the critical point of on the interval ?
Answer and explanation
Correct answer: B.
- Step 1: Find the derivative: .
- Step 2: Set : .
- Step 3: Solve for : .
- Step 4: Since we are restricted to , select the positive critical point .
Answer
.
Why not the others: '' equates ; '' solves ; '' divides 3 by 3.
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