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anonymous

  • 4 years ago

If c(x)=x^3-2x and d(x)=4x^2-6x+8,find the value of 3ca-4)+3d(a+5)...step by step,plz and thnx! Medals will be given (if correct..)!!!

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  1. saifoo.khan
    • 4 years ago
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    Can u please rewrite?

  2. anonymous
    • 4 years ago
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    saifoo i still need help! :(

  3. saifoo.khan
    • 4 years ago
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    Party, im coming. :)

  4. anonymous
    • 4 years ago
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    go help party then come back to me

  5. saifoo.khan
    • 4 years ago
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    Okay. (:

  6. anonymous
    • 4 years ago
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    \[If c(x)=x^3-2x & d(x)=4x^2-6x+8, what is the value of 3c(a-4)+3d(a+5)\]

  7. saifoo.khan
    • 4 years ago
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    What's the value of "a" ? is it given?

  8. anonymous
    • 4 years ago
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    no :(

  9. saifoo.khan
    • 4 years ago
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    Ok, so now.. u have the value for "c" and u have the value for "d" as well.. u can simply insert the values, 3c(a-4)+3d(a+5) 3(x^3-2x)(a-4) +3(4x^2-6x+8)(a+5) Now multiply.

  10. anonymous
    • 4 years ago
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    Buuuuuut......dont u do them seperately?

  11. saifoo.khan
    • 4 years ago
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    Nope, i think we will do that way.

  12. anonymous
    • 4 years ago
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    Otayy ur the boss

  13. saifoo.khan
    • 4 years ago
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    hehe. thanks.

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