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vera_ewing

  • one year ago

Math question

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  1. jim_thompson5910
    • one year ago
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    did you graph using desmos?

  2. vera_ewing
    • one year ago
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    Yeah it looked closest to A

  3. jim_thompson5910
    • one year ago
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    what did you type into desmos?

  4. vera_ewing
    • one year ago
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    I just typed the function. That's what I'm supposed to type, right?

  5. jim_thompson5910
    • one year ago
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    what exactly did you type though?

  6. vera_ewing
    • one year ago
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    f(x) = 4[x] + 5

  7. jim_thompson5910
    • one year ago
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    ok so desmos doesnt' know how to handle that the double bracket notation means "greatest integer" or "floor" function so instead of typing `[[x]]` you would type `floor(x)`

  8. vera_ewing
    • one year ago
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    Ohh so it's D?

  9. jim_thompson5910
    • one year ago
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    can you show me a screenshot of your desmos graph?

  10. vera_ewing
    • one year ago
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  11. jim_thompson5910
    • one year ago
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    zoom in to get a better look

  12. jim_thompson5910
    • one year ago
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    use the mouse wheel to zoom in

  13. vera_ewing
    • one year ago
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    Oh so C?

  14. jim_thompson5910
    • one year ago
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    yeah C is the best match. Hopefully you can see it (assuming you zoomed in enough)

  15. vera_ewing
    • one year ago
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    Yeah I zoomed in and I realized that it's C. Thanks so much.

  16. jim_thompson5910
    • one year ago
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    np

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