Math Problem Statement
Chứng minh các biểu thức sau luôn có giá trị âm với mọi giá trị của biến:
c) F = - x^4 + 4x^2 - 6
d) G = - 3/4x^4 - 3x^2 - 6
Solution
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Math Problem Analysis
Mathematical Concepts
Polynomial functions
Critical points
Quadratic equations
Formulas
Quadratic equation formula
Theorems
-
Suitable Grade Level
High school
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