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radh

  • 3 years ago

The graph of the equation y = x2 – 7 is symmetric with respect to which of the following? the line at y = –x + 7 the y–axis the x–axis the line at y = x

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  1. lgbasallote
    • 3 years ago
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    here's a hint.. look at the exponents of x^2 - 7 what do you see?

  2. radh
    • 3 years ago
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    a 2? (i don't get the hint)

  3. lgbasallote
    • 3 years ago
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    is that even or odd?

  4. radh
    • 3 years ago
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    even?

  5. lgbasallote
    • 3 years ago
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    therefore it is symmetric with respect to the y-axis

  6. radh
    • 3 years ago
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    so if it's odd, it'd be symmetric to the x-axis?

  7. lgbasallote
    • 3 years ago
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    yes

  8. lgbasallote
    • 3 years ago
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    by the way... the exponents of x^2 - 7 are 2 and 0 <--both even

  9. radh
    • 3 years ago
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    okay, thanks. :)

  10. lgbasallote
    • 3 years ago
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    welcome

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