What is the equation of the vertical asymptote of ?
Answer and explanation
Correct answer: A.
- Step 1: The denominator vanishes at x = 5 while the numerator equals 23, which is not zero.
- Step 2: So the vertical asymptote is x = 5.
Answer
.
Why not the others: y = 4 is the horizontal asymptote; x = -5 has the wrong sign; y = 5 is not an asymptote.
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