Expression 4: polygon left parenthesis, left parenthesis, 0 , 0 , right parenthesis , left parenthesis, 0 , 3 , right parenthesis , left parenthesis, "b" , 3 , right parenthesis , left parenthesis, "b" , 0 , right parenthesis , right parenthesis Has graph.polygon0,0,0,3,b,3,b,0
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Expression 5: "x" equals left bracket, 1... "a" minus 1 , right bracket left brace, 0 less than "y" less than 3 , right brace Has graph. To audio trace, press ALT+T.x=1...a−10<y<3
5
Hidden Label: left parenthesis, "a" , 1 , right parenthesis equals left parenthesis, 8 , 1 , right parenthesis Has graph. To audio trace, press ALT+T.a,1
Label
equals=
left parenthesis, 8 , 1 , right parenthesis8,1
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Hidden Label: left parenthesis, "b" , 2 , right parenthesis equals left parenthesis, 3 , 2 , right parenthesis Has graph. To audio trace, press ALT+T.b,2