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Loujoelou

  • 3 years ago

Which of the following is the expansion of (x + 5)^6? My answer is x^6 + 5x^5 + 25x^4 + 125x^3 + 625x^2 + 3125x + 15625. Can anyone just check to see if this is right?

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  1. Migitmack
    • 3 years ago
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    HOLY CRAP that is long

  2. ParthKohli
    • 3 years ago
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    1,6,15,20,15,6,1 are the coefficients. http://en.wikipedia.org/wiki/Pascal%27s_triangle#Rows

  3. Loujoelou
    • 3 years ago
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    Yes, for the pascal triangle 6th row.

  4. ParthKohli
    • 3 years ago
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    Yeah, so that is correct.

  5. Loujoelou
    • 3 years ago
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    K thx! Just wanted to verify and make sure I didn't make any careless mistake :)

  6. ParthKohli
    • 3 years ago
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    hehe :)

  7. Migitmack
    • 3 years ago
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    What math are u doing. It SEEMS Foreign to me

  8. Loujoelou
    • 3 years ago
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    Algebra II first semester stuff migit, it's not hard at all :)

  9. ParthKohli
    • 3 years ago
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    That is Algebra II, binomial theorem.

  10. Migitmack
    • 3 years ago
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    oh Gawd. Isn't Algebra 2 10th grade work?

  11. Loujoelou
    • 3 years ago
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    10th or 11th depends if you take geometry first or not.

  12. ParthKohli
    • 3 years ago
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    Not really; learn it whenever you need.

  13. Loujoelou
    • 3 years ago
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    At least for the standard student it would be that.

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