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

Express the number 50 and 25 different ways
Find the difference: 7 7/8 - 3 1/4=?
Explain how you can use place value patterns to describe how 50 and 5,000 compare
Compare and contrast a series and parallel circuit. Give at least one way that they are alike and one way that they are different
if you change the slope in the equation y= 5x + 7 to y = 2x + 7 how will its graph change? A. It will increase at a faster rate than before B. It will increase
Carbohydrates, fats, proteins: These organic molecules ALL have this element in common. This element can form multiple bonds, and it bonds with other elements a
The barrel of a gun is also known as what? Rifle Caliber Bore Gauge
round 9,254 to the nearest hundred
round 44,769 to the nearest ten
which term describes an enzyme