Description:           This program creates a graph for tan x.   Primary Inputs:    —— Primary Output:    tan x Graph Platform Used:      Turbo C++ version 3.0, Borland International Inc.   #include #include #include #include void main() { int gd=DETECT,gm; int x,y; initgraph(&gd,&gm,"c:\\tc\\bgi"); for(x=0;x