Evaluate the limit at infinity: .

Answer and explanation

Correct answer: B.

  1. Step 1: Identify the leading terms of the numerator and denominator since both polynomials have degree .
  2. Step 2: Divide numerator and denominator by : .
Answer
.
Why not the others: '' assumes the numerator has a higher degree; '0' applies when the denominator degree exceeds the numerator; '1/2' isolates the denominator coefficient without matching the numerator leading coefficient 5.

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Evaluate the limit at infinity… | AP (Advanced Placement)