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Given the function 
f(x)=-x^(2)+5x, then what is 
f(x-3) as a simplified polynomial?
Answer:

Given the function f(x)=x2+5x f(x)=-x^{2}+5 x , then what is f(x3) f(x-3) as a simplified polynomial?\newlineAnswer:

Full solution

Q. Given the function f(x)=x2+5x f(x)=-x^{2}+5 x , then what is f(x3) f(x-3) as a simplified polynomial?\newlineAnswer:
  1. Substitute x3x-3: Substitute x3x-3 into the function f(x)f(x).\newlinef(x3)=(x3)2+5(x3)f(x-3) = -(x-3)^2 + 5(x-3)
  2. Expand square term: Expand the square term. f(x3)=(x26x+9)+5x15f(x-3) = -(x^2 - 6x + 9) + 5x - 15
  3. Distribute and combine: Distribute the negative sign and combine like terms. f(x3)=x2+6x9+5x15f(x-3) = -x^2 + 6x - 9 + 5x - 15
  4. Combine xx and constant terms: Combine the xx terms and constant terms.f(x3)=x2+11x24f(x-3) = -x^2 + 11x - 24

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