(3) Using the appropriate approach covered in Unit 6 of this Course along with knowledge gained in Unit 1 and 2, show that: (a) Limx→0 (1/x-1 +1/x+1)/x = -2 (b) Limh→0 (h/√5h + 4 − 2) = 4/5 (c) Limt→1(t3- 1/t-1) = 3

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter4: Calculating The Derivative
Section4.1: Techniques For Finding Derivatives
Problem 35E
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(3) Using the appropriate approach covered in Unit 6 of this Course along with knowledge
gained in Unit 1 and 2, show that:


(a) Limx→0 (1/x-1 +1/x+1)/x = -2

(b) Limh→0 (h/√5h + 4 − 2) = 4/5

(c) Limt→1(t3- 1/t-1) = 3

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