Register to reply

Power & Summation Rules

by ladyrae
Tags: power, rules, summation
Share this thread:
ladyrae
#1
Jun12-04, 04:18 PM
P: 32
Is this simplified?

Use the power rule and the summation rule to find f ' (x) and simplify where possible

f(x) = ((2x^3)/5) - x^2 +3/8

f ' (x) = d/dt(((2x^3)/5) - x^2 +3/8) = ((6x^2)/5) - 2x

Is this the right answer?
Phys.Org News Partner Science news on Phys.org
Guidelines for enhancing solar cells using surface plasmon polaritons
Trees and shrubs invading critical grasslands, diminish cattle production
Climate change will threaten fish by drying out Southwest US streams, research predicts
e(ho0n3
#2
Jun12-04, 04:31 PM
P: 1,367
Looks fine from here.
Gokul43201
#3
Jun13-04, 11:55 AM
Emeritus
Sci Advisor
PF Gold
Gokul43201's Avatar
P: 11,155
Except, it should be d/dx...not d/dt !


Register to reply

Related Discussions
Summation help Calculus & Beyond Homework 2
Shifting index of summation of power series Calculus & Beyond Homework 1
Circle geometry- bisector rules vs. perpendicular rules General Math 1
Rules of Summation...Help Me Please Calculus 12
Sum of (i^2)/(4^i) Introductory Physics Homework 9