User Guide
Page 64
... a tolerance (if not specified, the default is 1âL5). fnInt(expression,variable,lower,upper[,tolerance]) Note: To speed the drawing of integration graphs (when fnInt( is used in a Y= equation), increase the value of the Xres window variable before you select Solver, one of expression ...respect to zero. fnInt( is valid only for real numbers. fnInt( fnInt( (function integral) returns the numerical integral (Gauss-Kronrod method) of two screens is displayed. • The equation editor (see step 1 picture below) is displayed when the equation variable eqn is empty. • The...
... a tolerance (if not specified, the default is 1âL5). fnInt(expression,variable,lower,upper[,tolerance]) Note: To speed the drawing of integration graphs (when fnInt( is used in a Y= equation), increase the value of the Xres window variable before you select Solver, one of expression ...respect to zero. fnInt( is valid only for real numbers. fnInt( fnInt( (function integral) returns the numerical integral (Gauss-Kronrod method) of two screens is displayed. • The equation editor (see step 1 picture below) is displayed when the equation variable eqn is empty. • The...
User Guide
Page 129
...a function. Note: When a value is displayed, press ' to clear the value. Chapter 3: Function Graphing 126 CALCULATE 1: value 2: zero 3: minimum 4: maximum 5: intersect 6: dy/dx 7: ‰f(x)dx Calculates a function Y value for a specified value of X. Finds a zero (x-intercept) of a function. When... a given X. Finds a numeric integral of a function. Use the items on this menu to analyze the current graph functions. To evaluate a selected function at X, follow these steps. Using the CALC (Calculate) Operations CALCULATE Menu To display the CALCULATE menu, press y /.
...a function. Note: When a value is displayed, press ' to clear the value. Chapter 3: Function Graphing 126 CALCULATE 1: value 2: zero 3: minimum 4: maximum 5: intersect 6: dy/dx 7: ‰f(x)dx Calculates a function Y value for a specified value of X. Finds a zero (x-intercept) of a function. When... a given X. Finds a numeric integral of a function. Use the items on this menu to analyze the current graph functions. To evaluate a selected function at X, follow these steps. Using the CALC (Calculate) Operations CALCULATE Menu To display the CALCULATE menu, press y /.
User Guide
Page 134
...functions, press } or †. Chapter 3: Function Graphing 131 Select 7:‰f(x)dx from the CALCULATE menu. Press } or † to move to calculate the integral. To find the numerical integral of a function in the bottom-left corner. 2.... 3. in a specified interval. To restore the free-moving cursor, press | or ~. ‰f(x)dx ‰f(x)dx (numerical integral) finds the numerical integral of a function, follow these steps...
...functions, press } or †. Chapter 3: Function Graphing 131 Select 7:‰f(x)dx from the CALCULATE menu. Press } or † to move to calculate the integral. To find the numerical integral of a function in the bottom-left corner. 2.... 3. in a specified interval. To restore the free-moving cursor, press | or ~. ‰f(x)dx ‰f(x)dx (numerical integral) finds the numerical integral of a function, follow these steps...
