Write a function that will create a GUI in which there is a plot. Use a button group to allow the user to choose among several functions to plot

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guiChooseFnPlot.m

function guiChooseFnPlot

% Plots a function of x, allowing user to choose

% function with a button group

% Format of call: guiChooseFnPlot

% Does not return any values

f = figure('Visible','off','Position',...

 [360, 500, 400, 400]);

% Create button group for function choice

grouph = uibuttongroup('Parent',f,'Units','Normalized',...

 'Position', [.3 .7 .3 .2], 'Title','Choose Function',...

 'SelectionChangeFcn', @whichfn);

sinh = uicontrol(grouph,'Style','radiobutton',...

 'String', 'sin', 'Units','Normalized',...

 'Position',[.2 .7 .4 .2]);

cosh = uicontrol(grouph,'Style','radiobutton',...

 'String','cos','Units','Normalized',...

 'Position',[.2 .4 .4 .2]);

set(grouph, 'SelectedObject', [])

% Axis handle for plot

axhan = axes('Units', 'Normalized', 'Position', [.2 .1 .5 .5]);

set(f,'Name','Choose Function Plot')

movegui(f, 'center')

set(f, 'Visible', 'on')

 function whichfn(source, eventdata)

 which = get(grouph, 'SelectedObject');

 x = -3 : 0.1 : 3;

 if which == sinh

 y = sin(x);

 plot(x,y)

 else

 y = cos(x);

 plot(x,y)

 end

 end

end

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