Difference between revisions of "83Plus:Basic:Graphics:Tangent("

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(Created an appropriate page for the Tangent function)
 
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'''Token size:''' 1 byte
 
'''Token size:''' 1 byte
  
'''Syntax:''' Tangent(''function, x coordinate of tangency''
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'''Syntax:''' Tangent(''function, x coordinate of tangency'')
  
 
Draws the tangent to a function at the specified x coordinate.
 
Draws the tangent to a function at the specified x coordinate.

Latest revision as of 17:53, 19 March 2007


Synopsis

Token size: 1 byte

Syntax: Tangent(function, x coordinate of tangency)

Draws the tangent to a function at the specified x coordinate.

Outputs:

function is drawn on the graph screen, and the tangent line is drawn at the specified point.

Examples

To draw the tangent to x^2-2 at x=1:

ClrDraw
Tangent(x^2-2,1)

To draw the tangent to a function in the Y= menu at x=4:

ClrDraw
Tangent(Y1,4)