Calculus
posted by Robo .
Let f(x)=2x^2x+1. Find:
F(x1) + f(x+1)
I am not sure how to set up problem.

f(x1)=2(x1)^2(x1)+1
expand that out.
f(x+1)=2(x+1)^2(x+1)+1
exand that out
now, add. 
Thanks so much. Got it!
Respond to this Question
Similar Questions

Algebra 2 *edit*(below)
Hello I was wondering how this problem would be set up.If I can see how its set up im sure I can figure it out. thanks 
Calculus
Given the equation xy = 2, set up an integral to find the length of path from x = a to x = b and enter the integrand below. I did the integral from b to a and set it equal to the sqrt(1+4/x^4), because I found y to equal 2/x and the … 
Calculus
Hi there I am having some troubles trying to do my calculus homework and I really need help trying to do this problem from my homework: Set up the problem and do not solve: The mass of the solid bounded by the surfaces 2x^2 + 2y^2= … 
Calculus
find the absolute extrema of f(x)=sin pi x on [1,2] Not sure how to do this problem.... 
PreCalculus
Hello! I'm stuck on how to do this problem and would appreciate some help! Choose a nonzero complex number c for f(z) = z2+ c. Find a complex number v that is in the escape set. Find a complex number w that is in the prisoner set. … 
Calculus
Find the absolute maximum and minimum vales of the set D. F(x,y) = x^2 + y^2  2x, D is the closed triangular region with vertices (2,0), (0,2), and (0,2). I know that I have to find Fx(x,y) and Fy(x,y) but I'm not sure where to go … 
calculus (derivativs)
Find the points on the graph of f where the tangent line is horizontal. original: x/x^2+25) After I did the quotient rule I got: (x^2+25)(1)(x)(2x)/((x^2+25))^2 Then of course I know you set that equal to 0, but I do not know how … 
chemistry
I'm confused on number 6 on the take home test. in this problem are we going to use the heat capacity of calorimeter is 2.21kJ/c. I'm confused on how to set this problem up 1)I converted 1.000kg in to grams= 1000g 2) I used q=m*c* … 
Calculus
f(x, y) = 3ycos x, 0 ≤ x ≤ 2π Finding the locla minima, maxima, and saddle points. Having difficulty as so far I have: Fx = 3ysinx Fy = 3cosx Fxx = 3ycosx Fyy = 0 Fxy = 3sinx I have set both Fx and Fy equal to 0 … 
Calculus
I don't understand how to get q for this problem?