Expression 7: "x" equals left brace, negative 2 less than "y" less than 5 : 3 , right brace Has graph. To audio trace, press ALT+T.x=−2<y<5:3
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Expression 8: "x" equals left brace, negative 2 less than "y" less than 5 : negative 3 , right brace Has graph. To audio trace, press ALT+T.x=−2<y<5:−3
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Expression 9: "y" equals left brace, 3 less than "x" less than 6 : 2 thirds "x" plus 3 , right brace Has graph. To audio trace, press ALT+T.y=3<x<6:23x+3
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Expression 10: "y" equals left brace, negative 6 less than "x" less than negative 3 : negative 2 thirds "x" plus 3 , right brace Has graph. To audio trace, press ALT+T.y=−6<x<−3:−23x+3
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Expression 11: "y" equals left brace, negative 3 less than "x" less than 3 : negative StartRoot, 9 minus "x" squared , EndRoot minus 2 , right brace Has graph. To audio trace, press ALT+T.y=−3<x<3:−9−x2−2
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Expression 12: "y" equals left brace, negative 4 less than or equal to "x" less than or equal to 4 : negative StartRoot, 16 minus "x" squared , EndRoot minus 6 , right brace Has graph. To audio trace, press ALT+T.y=−4≤x≤4:−16−x2−6
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Expression 13: "y" equals left brace, 4 less than or equal to "x" less than or equal to 7 : StartRoot, StartFraction, 57 Over 10 , EndFraction left parenthesis, 9 minus left parenthesis, "x" minus 7 , right parenthesis squared , right parenthesis , EndRoot minus 6 , right brace Has graph. To audio trace, press ALT+T.y=4≤x≤7:57109−x−72−6
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Expression 14: "y" equals left brace, negative 7 less than or equal to "x" less than or equal to negative 4 : StartRoot, StartFraction, 57 Over 10 , EndFraction left parenthesis, 9 minus left parenthesis, "x" plus 7 , right parenthesis squared , right parenthesis , EndRoot minus 6 , right brace Has graph. To audio trace, press ALT+T.y=−7≤x≤−4:57109−x+72−6
