Expression 1: "y" equals StartFraction, left parenthesis, .5 minus .5cos ( pi * "x" times 2 times 2 Superscript, left bracket, 0... "I" , right bracket , Baseline ) , right parenthesis Over 2 times .5 pi left parenthesis, 2 Superscript, left bracket, 0... "I" , right bracket , Baseline , right parenthesis squared , EndFraction left brace, negative 1 less than "x" less than 1 , right brace Has graph. To audio trace, press ALT+T.y=.5−.5cos(π*x·2·20...I)2·.5π20...I2−1<x<1
1
Expression 2: "y" equals negative StartFraction, left parenthesis, .5 minus .5cos ( pi * "x" times 2 times 2 Superscript, left bracket, 0... "I" , right bracket , Baseline ) , right parenthesis Over 2 times .5 pi left parenthesis, 2 Superscript, left bracket, 0... "I" , right bracket , Baseline , right parenthesis squared , EndFraction left brace, negative 1 less than "x" less than 1 , right brace Has graph. To audio trace, press ALT+T.y=−.5−.5cos(π*x·2·20...I)2·.5π20...I2−1<x<1
2
Expression 3: "x" equals StartFraction, left parenthesis, .5 minus .5cos ( pi * "y" times 2 times 2 Superscript, left bracket, 0... "I" , right bracket , Baseline ) , right parenthesis Over 2 times .5 pi left parenthesis, 2 Superscript, left bracket, 0... "I" , right bracket , Baseline , right parenthesis squared , EndFraction left brace, negative 1 less than "y" less than 1 , right brace Has graph. To audio trace, press ALT+T.x=.5−.5cos(π*y·2·20...I)2·.5π20...I2−1<y<1
3
Expression 4: "x" equals negative StartFraction, left parenthesis, .5 minus .5cos ( pi * "y" times 2 times 2 Superscript, left bracket, 0... "I" , right bracket , Baseline ) , right parenthesis Over 2 times .5 pi left parenthesis, 2 Superscript, left bracket, 0... "I" , right bracket , Baseline , right parenthesis squared , EndFraction left brace, negative 1 less than "y" less than 1 , right brace Has graph. To audio trace, press ALT+T.x=−.5−.5cos(π*y·2·20...I)2·.5π20...I2−1<y<1
4
Expression 5: "y" equals negative StartFraction, sin ( pi * "x" * 3 Superscript, left bracket, 0... "I" , right bracket , Baseline ) / 3 Superscript, left bracket, 0... "I" , right bracket , Baseline left brace, negative 1 less than "x" less than 1 , right brace Over pi , EndFraction Has graph. To audio trace, press ALT+T.y=−sin(π*x*30...I)/30...I−1<x<1π
5
Expression 6: "y" equals StartFraction, sin ( pi * "x" * 3 Superscript, left bracket, 0... "I" , right bracket , Baseline ) / 3 Superscript, left bracket, 0... "I" , right bracket , Baseline left brace, negative 1 less than "x" less than 1 , right brace Over pi , EndFraction Has graph. To audio trace, press ALT+T.y=sin(π*x*30...I)/30...I−1<x<1π
6
Expression 7: "x" equals negative StartFraction, sin ( pi * "y" * 3 Superscript, left bracket, 0... "I" , right bracket , Baseline ) / 3 Superscript, left bracket, 0... "I" , right bracket , Baseline left brace, negative 1 less than "y" less than 1 , right brace Over pi , EndFraction Has graph. To audio trace, press ALT+T.x=−sin(π*y*30...I)/30...I−1<y<1π
7
Expression 8: "x" equals StartFraction, sin ( pi * "y" * 3 Superscript, left bracket, 0... "I" , right bracket , Baseline ) / 3 Superscript, left bracket, 0... "I" , right bracket , Baseline left brace, negative 1 less than "y" less than 1 , right brace Over pi , EndFraction Has graph. To audio trace, press ALT+T.x=sin(π*y*30...I)/30...I−1<y<1π
