aracervantes27 aracervantes27
  • 03-10-2016
  • Mathematics
contestada

For f(x)=-2x^2+2x+3 find f(3+h)-f(3)/h

Respuesta :

caylus
caylus caylus
  • 03-10-2016
Hello,

[tex]f(x)=2x^2+2x+3\\ f(3)=2*3^2+2*3+3=18+6+3\\ f(3+h)=2(3+h)^2+2*(3+h)+3\\\\ =2(9+6h+h^2)+6+2h+3\\\\ =2h^2+14h+18+6+3\\\\ \dfrac{f(3+h)-f(3)}{h} = \dfrac{2h^2+14h+18+6+3-(18+6+3)}{h} \\ = \dfrac{2h^2+14h}{h} )=2h+14 [/tex]
Answer Link

Otras preguntas

Sound: The more _______ a sound has, the _________ its volume is.
What steps did president Wilson have to take to make an official declaration of war?
which of the following organisms feeds on the largest variety of producers
what other information do you need to prove triangle GHK is congruent to triangle KLG by SAS
when gravity causes a huge amounts of rock or soil to be carried down a slope this form of erosion is referred to as a
Describe what happens when blood in capillaries flows past cells
how many rectangular prism can you make out of 20 snap of cubes
what planet starts with e?
What military strategy defeated cornwallis at yorktown?
find an equation of the tangent line to the circle x^2 +y^2=24 at the point (-2 square root 5, 2).