The absolute value parent function. The absolute value parent function is written as: f(x) = │x│ where: f(x) = x if x > 0 0 if x = 0 -x if x < 0 As the definition has three pieces, this is also a type ofpiecewise function.It’s only true that the absolute value functio...
Click here to watch it on YouTube.A function is a type of equation or formula that has exactly one output (y) for every input (x). If you put a “2” into the equation x2, there’s only one output: 4. Some formulas, like x = y2, are not types of functions, because there ...
Create an account Ask a question Our experts can answer your tough homework and study questions. Ask a question Search AnswersLearn more about this topic: Using Sigma Notation for the Sum of a Series from Chapter 21 / Lesson 13 14K Sigma notation can be used to present the same infor...