c) Find the limit of the following functions by using L'Hopital's Rule. (i) lim (cosec x (ii) ex + e-x – x2 – 2 lim sin?x – x2

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section: Chapter Questions
Problem 18T
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(c)
Find the limit of the following functions by using L'Hopital's Rule.
(i)
lim (cosec x
x-0
(ii)
ex +e-x – x? – 2
lim
sin²x – x²
Transcribed Image Text:(c) Find the limit of the following functions by using L'Hopital's Rule. (i) lim (cosec x x-0 (ii) ex +e-x – x? – 2 lim sin²x – x²
(a)
By using the First Principle, find the derivative of the following function at x = 1 and
x = 3.
2х — 3
f(x) =
3x + 4
(b)
Calculate the derivatives of the following functions.
(i)
y = e5x
(ii)
y = etan 3x
(iii)
y = 3-x2
(iv)
y = (In x)*
(v)
y = log10(3x² – 5)
Transcribed Image Text:(a) By using the First Principle, find the derivative of the following function at x = 1 and x = 3. 2х — 3 f(x) = 3x + 4 (b) Calculate the derivatives of the following functions. (i) y = e5x (ii) y = etan 3x (iii) y = 3-x2 (iv) y = (In x)* (v) y = log10(3x² – 5)
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