Calculus 10th Edition

Published by Brooks Cole
ISBN 10: 1-28505-709-0
ISBN 13: 978-1-28505-709-5

Chapter 1 - Limits and Their Properties - 1.5 Exercises: 4

Answer

As $f(x)$ approaches $x=-2$ from the left, it approaches $-\infty.$ As $f(x)$ approaches $x=-2$ from the right, it approaches $+\infty.$

Work Step by Step

To approach $+\infty$ the function should increase in the positive (upwards) direction, while to approach $-\infty$, the function should increase in the negative (downwards) direction.
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