Math Problem Statement
A cubic polynomial has relative extrema at the points (-1,8) and (-2,10) Find all three roots of this cubic. use only algebra method No differentiate no derivative
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Cubic Polynomials
System of Equations
Formulas
General form of a cubic polynomial: ax^3 + bx^2 + cx + d
Using known points to form equations: f(x1) = y1 and f(x2) = y2
Theorems
Symmetry of extrema
Roots of polynomials
Suitable Grade Level
Grades 10-12