Math Problem Statement
jika f(x)=x²+2x+5 dan (f+g)(x)=2x²-x+3 tentukan a)g(x) b)f(-1) dan g(-1)
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Quadratic Equations
Function Addition
Formulas
f(x) = x^2 + 2x + 5
(f+g)(x) = f(x) + g(x)
g(x) = (f+g)(x) - f(x)
Theorems
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Suitable Grade Level
Grades 9-11