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kelly226

  • 3 years ago

someone hlp me!!!?? please?!! |–4b – 8| + |–1 – b²| + 2b³ ; b = –2

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  1. nphuongsun93
    • 3 years ago
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    substitute b = -2 and try to solve step by step?

  2. kelly226
    • 3 years ago
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    yeah.. do u no how?

  3. nphuongsun93
    • 3 years ago
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    |-4(-2)-8| + |-1 - (-2)^2| + 2(-2)^3

  4. kelly226
    • 3 years ago
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    what do u do next?

  5. nphuongsun93
    • 3 years ago
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    for exampe |-4(-2)-8| |8-8| 0

  6. kelly226
    • 3 years ago
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    is that the answer?

  7. kelly226
    • 3 years ago
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    is the answer 0?

  8. nphuongsun93
    • 3 years ago
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    no, it's only part on the |-4(-2)-8| + |-1 - (-2)^2| + 2(-2)^3 0 + |-1 - (-2)^2| + 2(-2)^3

  9. kelly226
    • 3 years ago
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    so how do u get the answer?

  10. nphuongsun93
    • 3 years ago
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    keep solving, add/minus/multiplying/dividing

  11. kelly226
    • 3 years ago
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    ok

  12. isaiah993
    • 3 years ago
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    is it 21

  13. isaiah993
    • 3 years ago
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    @nphuongsun93

  14. nphuongsun93
    • 3 years ago
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    no

  15. nphuongsun93
    • 3 years ago
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    |-4(-2)-8| + |-1 - (-2)^2| + 2(-2)^3 0 + |-1 - (-2)^2| + 2(-2)^3 0 + |-5| + (-16) 5 - 16 ~

  16. isaiah993
    • 3 years ago
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    oh 5-16 i did 5 +16

  17. isaiah993
    • 3 years ago
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    its 11

  18. nphuongsun93
    • 3 years ago
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    no i't s -11 lol

  19. isaiah993
    • 3 years ago
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    oh ok

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