Expression 26: "x" equals 3 left brace, left parenthesis, 1 plus "r" , right parenthesis squared less than "y" less than left parenthesis, 1 plus "r" , right parenthesis cubed , right brace Has graph. To audio trace, press ALT+T.x=31+r2<y<1+r3
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Expression 27: "x" equals 5 left brace, left parenthesis, 1 plus "r" , right parenthesis to the 4th power less than "y" less than left parenthesis, 1 plus "r" , right parenthesis to the 5th power , right brace Has graph. To audio trace, press ALT+T.x=51+r4<y<1+r5
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Expression 28:
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Expression 29: "x" equals 6 left brace, left parenthesis, 1 plus "r" , right parenthesis to the 5th power less than "y" less than left parenthesis, 1 plus "r" , right parenthesis to the 6th power , right brace Has graph. To audio trace, press ALT+T.x=61+r5<y<1+r6
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Expression 30:
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Expression 31: "x" equals 7 left brace, left parenthesis, 1 plus "r" , right parenthesis to the 6th power less than "y" less than left parenthesis, 1 plus "r" , right parenthesis to the 7th power , right brace Has graph.x=71+r6<y<1+r7
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Expression 32: "x" equals 8 left brace, left parenthesis, 1 plus "r" , right parenthesis to the 7th power less than "y" less than left parenthesis, 1 plus "r" , right parenthesis to the 8th power , right brace Has graph.x=81+r7<y<1+r8
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Expression 33: "x" equals 9 left brace, left parenthesis, 1 plus "r" , right parenthesis to the 8th power less than "y" less than left parenthesis, 1 plus "r" , right parenthesis to the 9th power , right brace Has graph.x=91+r8<y<1+r9
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Expression 34:
34
r=${r} left parenthesis, negative 1 , 8 plus 6 "r" , right parenthesis equals left parenthesis, negative 1 , 14 , right parenthesis Has graph. To audio trace, press ALT+T.−1,8+6r
Label:
equals=
left parenthesis, negative 1 , 14 , right parenthesis−1,14
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Expression 36: "g" left parenthesis, "t" , right parenthesis equals exponent left parenthesis, "r" "t" , right parenthesis Has graph. To audio trace, press ALT+T.gt=exprt
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Expression 37:
37
Expression 38:
38
Expression 39:
39
Expression 40:
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Expression 41:
41
Expression 42: "x" equals negative 1 left brace, 8 less than "y" less than 20 , right brace Has graph. To audio trace, press ALT+T.x=−18<y<20