Question

In: Math

(a) Find the limit of the following functions: -lim as x approaches 0 (1-cos3(x)/x) -lim as...

(a) Find the limit of the following functions:

-lim as x approaches 0 (1-cos3(x)/x)

-lim as x approaches 0 (sin(x)/2x)

-lim as theta approaches 0 (tan (5theta)/theta)

(b) Find the derivative of the following functions:

-f(x) = cos (3x2-2x)

-f(x) = cos3 (x2/1-x)

(c) Determine the period of the following functions:

-f(x) = 3 cos(x/2)

-f(x)= 21+ 7 sin(2x+3)

Solutions

Expert Solution

a)

Apply l hospital rule

= 0

  

=5(1)

=5

b)

C)

Period of cos(at) is 2pi/a

So period =

=

Period =

=


Related Solutions

Evaluate lim x approaches 0+ x^x^x
Evaluate lim x approaches 0+ x^x^x
Can you apply L'Hopital's rules to the following limit? lim x approaches infinity (1+cos(x)) / sin(x)...
Can you apply L'Hopital's rules to the following limit? lim x approaches infinity (1+cos(x)) / sin(x) true or false
lim x approaches to 0 ( - cos (x^2) - 1) / e^x^4 - 1 Answer...
lim x approaches to 0 ( - cos (x^2) - 1) / e^x^4 - 1 Answer using l'hopital Please dont skip steps and be detailed with explanation
a) Evaluate the limit lim x→0 tan(2x) / x b) Differentiate y = x^tan(x) c) Find...
a) Evaluate the limit lim x→0 tan(2x) / x b) Differentiate y = x^tan(x) c) Find the equation of the tangent line to 4x^2 + 2xy−y^2 = 4 at the point (1, 2). d) Differentiate f(x) = arctan(x^2 + 1) e) Differentiate f(x) = ln(cosh x) Thank you!
lim[(tanx-1)/x] as x->0. lim[ (1+sin(4x))^cot(x)] as x -> 0 from the positive side. lim[ [(a^(1/x) +...
lim[(tanx-1)/x] as x->0. lim[ (1+sin(4x))^cot(x)] as x -> 0 from the positive side. lim[ [(a^(1/x) + b^(1/x))/2]^x] as x -> infinity
Evaluate the limit using L'Hôpital's rule lim x → 0 (e^x − x − 1)/2x^2
Evaluate the limit using L'Hôpital's rule lim x → 0 (e^x − x − 1)/2x^2
Evaluate the following limits using l'Hopital's rule. (a) lim x→0 (sin(x)−x)/(x^2) (b) lim x→0 (1/x) −...
Evaluate the following limits using l'Hopital's rule. (a) lim x→0 (sin(x)−x)/(x^2) (b) lim x→0 (1/x) − (1/e^x−1) (c) lim x→0+ (x^√ x)
1. . Find the limit: lim ?→ ∞ (? + √?2 + 2?) 2. If 1200...
1. . Find the limit: lim ?→ ∞ (? + √?2 + 2?) 2. If 1200 ??2 of material is available to make a box with a square base and an open top, find the largest possible volume of the box. 2. The volume of a right circular cone is ? =1/3 ??^2 ℎ , where ? is the radius of the base and ℎ is the height. (a) Find the rate of change of the volume with respect to...
Find the limit, if it exists. (If an answer does not exist, enter DNE.) lim x...
Find the limit, if it exists. (If an answer does not exist, enter DNE.) lim x → ∞ 3x − 1 / 2x + 5
Find the pointwise limit f(x) of the sequence of functions fn(x) = x^n/(n+x^n) on [0, ∞)....
Find the pointwise limit f(x) of the sequence of functions fn(x) = x^n/(n+x^n) on [0, ∞). Explain why this sequence does not converge to f uniformly on [0,∞). Given a > 1, show that this sequence converges uniformly on the intervals [0, 1] and [a,∞) for any a > 1.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT