Graphing Calculator on Demand Help Index

Basic Operations

• This lesson explains the basic functions of the calculator: Using Calculator on Demand.
  Specific topics within this lesson include:
  
  • Calculator basics and arithmetic operations involving fractions
  • Arithmetic operations involving powers and radicals
  • More complex arithmetic expressions involving several operations
  • Evaluating functions

Graphing and Analyzing Functions

• Graphing simple functions (linear, quadratic, rational, and absolute value)
• Zooming on a graph
• Plotting different types of functions
  • Linear function example: f(x) = Ö5 x
  • Quadratic function example: f(x) =  3200 + 80x - 4x²
  • Quadratic function example: f(x) =  7x - x² ( p/8 +1/2 )
  • Cubic function example: f(x) =  264x - 68 x² + 4 x³
• Changing the graphing window to user-defined values
• Finding the intersection of two graphs
• Finding the minimum of a function
• Finding the maximum of a function
• Finding the x-crossings (real roots) of a function
• Fitting linear functions to data
• Fitting exponential functions to data
• Solving Systems of equations in two variables
  • Two polynomials of order three
  • A cubic polynomial and a quartic polynomial

Matrices

• Finding the reduced row-echelon form of a matrix