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anonymous

  • one year ago

Graph the function f(x) = − x4 + 7x3 − 9x2 − 3x + 10 using graphing technology and identify for which values of x the graph is decreasing.

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  1. DanJS
    • one year ago
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    did you graph the thing ?

  2. DanJS
    • one year ago
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  3. anonymous
    • one year ago
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    I have no idea how.

  4. DanJS
    • one year ago
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    It says to use a computer. Look where the function has tangent lines with negative slopes...

  5. anonymous
    • one year ago
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    ok so would it be x=0 and x=1?

  6. DanJS
    • one year ago
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    Those are two points that are on a decreasing part of the function.... they are loooking for the entire interval(s)

  7. anonymous
    • one year ago
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    I don't uunderstand

  8. DanJS
    • one year ago
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    For instance, the function is decreasing for x, when -0.14 < X < 1.28

  9. anonymous
    • one year ago
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    ok. I see, I see.

  10. DanJS
    • one year ago
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    Is this for calculus 1 or algebra

  11. anonymous
    • one year ago
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    Thank you:) Can describe the end behavior of f(x) = 3x32 + 8x2 − 22x + 43.

  12. anonymous
    • one year ago
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    calulus 1

  13. anonymous
    • one year ago
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    Planning to take AP Cal BC next year

  14. anonymous
    • one year ago
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    describe the end behavior of f(x) = 3x32 + 8x2 − 22x + 43.

  15. anonymous
    • one year ago
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    is the answer up on the left, and down on the right?

  16. DanJS
    • one year ago
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    ok, have you done the first derivative test for increasing/decreasing intervals

  17. anonymous
    • one year ago
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    No. Not yet

  18. anonymous
    • one year ago
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    i'm doing it at BC and my teacher has no idea what she's doing.

  19. DanJS
    • one year ago
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    http://www.wolframalpha.com/input/?i=+3x^4%2B8x^2-22x%2B43

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