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anonymous

  • one year ago

|-4b-8| + |-1-b^2| +2b^3; b=-2 Can someone help me? ;-;

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  1. jdoe0001
    • one year ago
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    \(\bf |-4{\color{brown}{ b}}-8| + |-1-{\color{brown}{ b}}^2| +2{\color{brown}{ b}}^3\qquad b={\color{brown}{ -2}} \\ \quad \\ |-4{\color{brown}{ (-2)}}-8| + |-1-{\color{brown}{ (-2)}}^2| +2{\color{brown}{ (-2)}}^3\implies ?\)

  2. anonymous
    • one year ago
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    I suck at this so I have no idea

  3. ahobart12160
    • one year ago
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    Is -13 one of you're answers?

  4. anonymous
    • one year ago
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    I have to write out the answer so I have no idea /.\

  5. ahobart12160
    • one year ago
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    I did the equation, and got -13... But I don't want to steer you in the wrong direction! :/ I'll try and figure a way to explain it to you, so you can try it yourself... and see what you can get!

  6. anonymous
    • one year ago
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    I tried doing it myself and that's what I got but I wanted to make sure. I didn't want to look stupid lolol. Can you help me with one more?

  7. ahobart12160
    • one year ago
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    yes.

  8. anonymous
    • one year ago
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    -(4h-1) / 1+h ; h=2

  9. anonymous
    • one year ago
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    Thank you so much cx

  10. ahobart12160
    • one year ago
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    I got -5 And you're welcome!

  11. anonymous
    • one year ago
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    you're a life saver, tysm!

  12. ahobart12160
    • one year ago
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    Not a problem! :)

  13. anonymous
    • one year ago
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    Have a great day cx

  14. ahobart12160
    • one year ago
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    You too!

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spraguer (Moderator)
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