Show that the limit lim x approaches infinity [(1+x/2-sqrt(1+x)) / x^2] exists and find its value. I have that the Taylor polynomial T2[sqrt(1+x),0] = 1 + (1/2)x -(1/8)x^2. And an expression for the remainder R2(x), sqrt(1+x)=T2(x)+R2(x) = 1/(16sqrt(1+c)^5) x^3.
Show that the limit lim x approaches infinity [(1+x/2-sqrt(1+x)) / x^2] exists and find its value. I have that the Taylor polynomial T2[sqrt(1+x),0] = 1 + (1/2)x -(1/8)x^2. And an expression for the remainder R2(x), sqrt(1+x)=T2(x)+R2(x) = 1/(16sqrt(1+c)^5) x^3.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question
Show that the limit
lim x approaches infinity [(1+x/2-sqrt(1+x)) / x^2] exists and find its value.
I have that the Taylor polynomial T2[sqrt(1+x),0] = 1 + (1/2)x -(1/8)x^2.
And an expression for the remainder R2(x), sqrt(1+x)=T2(x)+R2(x)
= 1/(16sqrt(1+c)^5) x^3.
Expert Solution
Step 1
Given .
We have to show that the given limit is exists and find the its value.
Given that the Taylor polynomial
If we substitute the limit then we have of the , which is indeterminate form.
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