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  • Pregunta: 17. y=x2,y=2x; about the y-axis 18. y=6−x2,y=2; about the x-axis 19. y=x3,y=x; about the x-axis 20. x=2−y2,x=y4; about the y-axis 21. y=x2,x=y2; about y=1 22. y=x3,y=1,x=2; about y=−3 23. y=1+secx,y=3; about y=1 24. y=sinx,y=cosx,0⩽x⩽π/4; about y=−1 25. y=x3,y=0,x=1; about x=2 26. xy=1,y=0,x=1,x=2; about x=−1 27. x=y2,x=1−y2; about x=3 28. y=x,y=0,x=2,x=4;

    19,21,23,,25,27
    student submitted image, transcription available below
    Muestra el texto de la transcripción de la imagen
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    Texto de la transcripción de la imagen:
    17. y=x2,y=2x; about the y-axis 18. y=6x2,y=2; about the x-axis 19. y=x3,y=x; about the x-axis 20. x=2y2,x=y4; about the y-axis 21. y=x2,x=y2; about y=1 22. y=x3,y=1,x=2; about y=3 23. y=1+secx,y=3; about y=1 24. y=sinx,y=cosx,0xπ/4; about y=1 25. y=x3,y=0,x=1; about x=2 26. xy=1,y=0,x=1,x=2; about x=1 27. x=y2,x=1y2; about x=3 28. y=x,y=0,x=2,x=4; about x=1
Texto de la transcripción de la imagen:
17. y=x2,y=2x; about the y-axis 18. y=6x2,y=2; about the x-axis 19. y=x3,y=x; about the x-axis 20. x=2y2,x=y4; about the y-axis 21. y=x2,x=y2; about y=1 22. y=x3,y=1,x=2; about y=3 23. y=1+secx,y=3; about y=1 24. y=sinx,y=cosx,0xπ/4; about y=1 25. y=x3,y=0,x=1; about x=2 26. xy=1,y=0,x=1,x=2; about x=1 27. x=y2,x=1y2; about x=3 28. y=x,y=0,x=2,x=4; about x=1