Math Problem Statement
Which of the following functions has at least one vertex? Select all that apply. A.f(x)=x+9 B.g(x)=2x2 C.b(x)=3x D.m(x)=−x3 E.j(x)=∣x∣
Solution
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Math Problem Analysis
Mathematical Concepts
Functions
Vertices
Quadratic Functions
Absolute Value Functions
Linear Functions
Cubic Functions
Formulas
Vertex formula for quadratic functions: y = ax^2 + bx + c
Absolute value function: y = |x|
Theorems
Quadratic functions always have a vertex
Absolute value functions have a vertex at the point where the expression inside the absolute value is zero
Suitable Grade Level
Grades 8-10
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