Welcome :: Homework Help and Answers :: Mathskey.com

Q&A
Unanswered
Categories
Users
Ask a Question

Welcome to Mathskey.com Question & Answers Community. Ask any math/science homework question and receive answers from other members of the community.

Q&A Categories
BASIC MATH (93)
PRE-ALGEBRA (441)
ALGEBRA 1 (2,220)
GEOMETRY (864)
ALGEBRA 2 (2,751)
TRIGONOMETRY (1,187)
PRECALCULUS (1,903)
CALCULUS (2,802)
STATISTICS (129)
PHYSICS (659)
CHEMISTRY (137)
MECHANICAL ENGINEERING (64)
ELECTRICAL ENGINEERING (207)
Winplot Tutorials (2)

Most popular tags

solving-equations system-of-equations functions math slope-intercept-form physics homework-help trigonometric-identities integration limits substitution-method calculus

13,459 questions

17,854 answers

1,446 comments

811,116 users

Find the derivative of f(x) = 6 divided by x at x = -2.

0 votes

derivative

asked May 4, 2015 in PRECALCULUS by anonymous

Share this question

Google+ Facebook Twitter LinkedIn Reddit

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 votes

Step 1:

The function is .

Apply derivative on each side with respect to .

Apply quotient rule of derivatives: .

.

.

Step 2:

Find the derivative at .

Substitute in .

.

Solution:

.

answered May 4, 2015 by Sammi Mentor

Please log in or register to add a comment.

Related questions

Find the derivative of f(x) = negative 6 divided by x at x = 12.

asked May 4, 2015 in PRECALCULUS by anonymous

derivative

Suppose the derivative of a function f is f '(x) = (x + 1)^2 (x - 3)^5 (x - 6)^4.

asked Jan 22, 2015 in CALCULUS by anonymous

increasing-interval
derivative

use the definition of derivative to show that f(x) is not differentiable at x=0

asked Sep 13, 2014 in CALCULUS by anonymous

derivative
differentiable

Find an equation in standard form for the hyperbola with vertices at (0, ±6) and asymptotes at y = ±3 divided by 2.x.

asked Aug 7, 2014 in CALCULUS by Tdog79 Pupil

calculus

find the 2nd derivative f(x)=(2x^3 - 3)^4

asked Sep 25, 2014 in CALCULUS by anonymous

derivative

What is the derivative of f(x)=5cos(3ln(x))?

asked Jan 28, 2013 in CALCULUS by dkinz Apprentice

derivative

Find the derivative of f when

asked Oct 21, 2014 in CALCULUS by anonymous

remainder-theorem
derivative

find the derivative of the function f

asked Sep 24, 2014 in CALCULUS by anonymous

derivative

estimate the value of the derivative at the point with coordinates

asked Feb 8, 2015 in CALCULUS by anonymous

derivative
estimate
coordinate
grid

Use a straight edge and the grid to estimate the value of the derivative at the point with coordinates

asked Feb 4, 2015 in CALCULUS by anonymous

derivative
rate-of-change

How to find derivative at a point?

asked May 11, 2013 in TRIGONOMETRY by abstain12 Apprentice

derivative

If g is a twice differentiable function and f(x) = x^ 2g(x^2 + 1) , find f ′′ in terms of x, g, g ′ , and g ′′ .

asked Feb 19, 2015 in CALCULUS by anonymous

chain
rule
derivative
trigonometric-functions

Find the derivative of x^2e^(3xy)?

asked Jan 18, 2013 in CALCULUS by homeworkhelp Mentor

derivative

Verify the statement by showing that the derivative of the right side equals the integrand of the left side.

asked Jan 24, 2015 in CALCULUS by anonymous

integrand
derivative

The second derivative of a function f is given by f " (x) = xsinx - 2.

asked Oct 4, 2014 in PRECALCULUS by anonymous

polynomial-function

what is the quotient 6-x/x^2+2x-3 divided by x^2-4x-12/x^2+4x+3

asked Jul 29, 2014 in ALGEBRA 2 by Don_n Rookie

synthetic-division

Find the directional derivative of f at the given point in the direction indicated by the angle θ.

asked Feb 18, 2015 in CALCULUS by anonymous

partial-derivative-of-the-function
directional-derivative

The equation of the tangent line to f(x) at the point (2,6) is y=6x-6.?

asked Oct 27, 2014 in PRECALCULUS by anonymous

tangent-line

4x^6-3x^4+x^2+5 divided by x-1

asked Feb 20, 2014 in ALGEBRA 1 by angel12 Scholar

dividing-polynomials

f(x)= (x-2)^54 is divided by x-1

asked Nov 19, 2013 in CALCULUS by linda Scholar

derivatives

Copyright © 2024 MATHSKEY. All Rights Reserved. Sitemap|Terms Of Use|Disclaimer|Contact Us|FAQ

...