NumFrames: 89 Frame: 1 Title: NumCallouts: 1 +---> GeoGebra 4.0 has a new tool, called "Function inspector". This tool provides information about the functions defined. +---> Frame: 2 Title: NumCallouts: 0 +---> Frame: 3 Title: NumCallouts: 0 +---> Frame: 4 Title: NumCallouts: 0 +---> Frame: 5 Title: NumCallouts: 0 +---> Frame: 6 Title: NumCallouts: 1 +---> First a function is plotted, for example: f(x)=x^3. +---> Frame: 7 Title: NumCallouts: 1 +---> f(x)=x^3 +---> Frame: 8 Title: NumCallouts: 1 +---> f(x)=x^3 +---> Frame: 9 Title: NumCallouts: 1 +---> f(x)=x^3 +---> Frame: 10 Title: NumCallouts: 1 +---> f(x)=x^3 +---> Frame: 11 Title: NumCallouts: 1 +---> f(x)=x^3 +---> Frame: 12 Title: NumCallouts: 1 +---> f(x)=x^3 +---> Frame: 13 Title: NumCallouts: 1 +---> f(x)=x^3 +---> Frame: 14 Title: NumCallouts: 1 +---> f(x)=x^3 +---> Frame: 15 Title: NumCallouts: 1 +---> f(x)=x^3 +---> Frame: 16 Title: NumCallouts: 1 +---> f(x)=x^3 +---> Frame: 17 Title: NumCallouts: 1 +---> f(x)=x^3 +---> Frame: 18 Title: NumCallouts: 1 +---> f(x)=x^3 +---> Frame: 19 Title: NumCallouts: 0 +---> Frame: 20 Title: NumCallouts: 0 +---> Frame: 21 Title: NumCallouts: 0 +---> Frame: 22 Title: NumCallouts: 0 +---> Frame: 23 Title: NumCallouts: 1 +---> Choose the "Function Inspector" tool and then click on the function. +---> Frame: 24 Title: NumCallouts: 0 +---> Frame: 25 Title: NumCallouts: 0 +---> Frame: 26 Title: NumCallouts: 0 +---> Frame: 27 Title: NumCallouts: 0 +---> Frame: 28 Title: NumCallouts: 0 +---> Frame: 29 Title: NumCallouts: 0 +---> Frame: 30 Title: NumCallouts: 0 +---> Frame: 31 Title: NumCallouts: 0 +---> Frame: 32 Title: NumCallouts: 0 +---> Frame: 33 Title: NumCallouts: 0 +---> Frame: 34 Title: NumCallouts: 1 +---> Some information appears (min, max, root, integral, area, mean, length) about the function within a certain interval. This interval can be changed. +---> Frame: 35 Title: NumCallouts: 0 +---> Frame: 36 Title: NumCallouts: 0 +---> Frame: 37 Title: NumCallouts: 0 +---> Frame: 38 Title: NumCallouts: 1 +---> New boundaries of the interval are inserted and confirmed with the enter key (a click in another field is not sufficient). +---> Frame: 39 Title: NumCallouts: 0 +---> Frame: 40 Title: NumCallouts: 0 +---> Frame: 41 Title: NumCallouts: 0 +---> Frame: 42 Title: NumCallouts: 0 +---> Frame: 43 Title: NumCallouts: 1 +---> In Points tab the values can be tabulated. +---> Frame: 44 Title: NumCallouts: 1 +---> The value of the function can be calculated for the x determined. +---> Frame: 45 Title: NumCallouts: 0 +---> Frame: 46 Title: NumCallouts: 0 +---> Frame: 47 Title: NumCallouts: 0 +---> Frame: 48 Title: NumCallouts: 0 +---> Frame: 49 Title: NumCallouts: 0 +---> Frame: 50 Title: NumCallouts: 0 +---> Frame: 51 Title: NumCallouts: 0 +---> Frame: 52 Title: NumCallouts: 0 +---> Frame: 53 Title: NumCallouts: 1 +---> The point is marked on the graph. However, it is not an object (it is not in the algebra window). +---> Frame: 54 Title: NumCallouts: 1 +---> A click on this icon produces more points. +---> Frame: 55 Title: NumCallouts: 1 +---> The step of the x value can be ajusted. +---> Frame: 56 Title: NumCallouts: 1 +---> This icon toggles x,y position line for the point chosen. +---> Frame: 57 Title: NumCallouts: 0 +---> Frame: 58 Title: NumCallouts: 0 +---> Frame: 59 Title: NumCallouts: 0 +---> Frame: 60 Title: NumCallouts: 0 +---> Frame: 61 Title: NumCallouts: 0 +---> Frame: 62 Title: NumCallouts: 0 +---> Frame: 63 Title: NumCallouts: 1 +---> Here the tangent line is toggled. However, it is important to remember that this tool is just an aid - it does not produce this line as an object! +---> Frame: 64 Title: NumCallouts: 0 +---> Frame: 65 Title: NumCallouts: 0 +---> Frame: 66 Title: NumCallouts: 1 +---> Here the display of an oscilating circle is toggled. +---> Frame: 67 Title: NumCallouts: 0 +---> Frame: 68 Title: NumCallouts: 1 +---> A click on a + allows the user to add the values of the first and second derivatives, difference and curvature to the tabulated values of x on the interval. +---> Frame: 69 Title: NumCallouts: 0 +---> Frame: 70 Title: NumCallouts: 0 +---> Frame: 71 Title: NumCallouts: 0 +---> Frame: 72 Title: NumCallouts: 0 +---> Frame: 73 Title: NumCallouts: 0 +---> Frame: 74 Title: NumCallouts: 0 +---> Frame: 75 Title: NumCallouts: 0 +---> Frame: 76 Title: NumCallouts: 0 +---> Frame: 77 Title: NumCallouts: 0 +---> Frame: 78 Title: NumCallouts: 0 +---> Frame: 79 Title: NumCallouts: 0 +---> Frame: 80 Title: NumCallouts: 0 +---> Frame: 81 Title: NumCallouts: 0 +---> Frame: 82 Title: NumCallouts: 0 +---> Frame: 83 Title: NumCallouts: 0 +---> Frame: 84 Title: NumCallouts: 0 +---> Frame: 85 Title: NumCallouts: 0 +---> Frame: 86 Title: NumCallouts: 0 +---> Frame: 87 Title: NumCallouts: 0 +---> Frame: 88 Title: NumCallouts: 0 +---> Frame: 89 Title: NumCallouts: 0 +--->