SOLUTION: given the function f(x)=-x^2+2x-3 find f(2)-2*f(0)

Question 216931: given the function f(x)=-x^2+2x-3
find f(2)-2*f(0)
Found 2 solutions by Earlsdon, MathTherapy:
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Given:
find:

Answer by MathTherapy(10552) (Show Source): You can put this solution on YOUR website!
given the function f(x)=-x^2+2x-3
find f(2)-2*f(0)

Since , then

Since , then

Therefore, f(2)-2*f(0) = - 3 - (- 6) = - 3 + 6 =
RELATED QUESTIONS
Given the following function, find f(-2), f(0), and f(3). F(x)=5x-5 (answered by Alan3354)
Chapter 3 42. Given the following function find f(-2), f(0), f(1) for the following... (answered by Cromlix)
Given f(x) = 2x^2 - 3x + 4, find the following: f(4) f(-3)... (answered by tutorcecilia)
Chapter 3 42. Given the following function find f(-1), f(0), f(3) for the following... (answered by Cromlix,Timnewman)
Evaluate each given value of the function f(x) if f(x) =6-2x Find f(0) Find... (answered by solver91311)
Not understanding this question Given the function: f(x)=4x+6, find each of the... (answered by stanbon,emargo19)
Given the following function, find f(-3), F(0), and f(2) F(x)=5x-1 F(-3)= F(0)= F(2)= (answered by Fombitz)
given f(x)= -x^3+2x^2-2x-2, find f(-2) and... (answered by jim_thompson5910)
given f(x)= -x^3+2x^2-2x-2, find f(-2) and... (answered by checkley71)