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

How do you solve these? Please explain steps as well. Thanks. 1.) 7x−3=2x−33 2.) 3(x−2)=2(2x−1)
What is a Phenomenon characterized by poorly planned development on the edges of cities and towns?
What is an example of sliding friction
Facts about the outer core
What profession grew substantially with women’s participation during the Civil War? A. banking B. nursing C. governing D. cooking
lee is thinking of two Numbers,the product is 18. the quotient is 2
5x+y=2 2x3y=62 whatn is x and y
A student types 160 words in 4 min which unit rate represents this ratio a 40 wpm b 80 wpm c 80 wp2m d 160 wp4m
for which form of reproduction is a mate required A. asexual reproduction B. Sexual reproduction C. Mitosis D. Binary fission
What is the solution to this awnser 6x+2y=-26