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hba Group Title

The point (3,2) lies on the graph of the inverse of f(x)=2x^3+x+A.The Value of A is :

  • one year ago
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  1. hba Group Title
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    @hartnn

    • one year ago
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    then (2,3) will lie on that graph

    • one year ago
  3. hba Group Title
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    f(x)=0

    • one year ago
  4. hba Group Title
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    So -18 is the answer ? @hartnn

    • one year ago
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    3=18+A

    • one year ago
  6. hba Group Title
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    ^ please Explain ? @hartnn

    • one year ago
  7. hartnn Group Title
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    put 2,3 in that equation

    • one year ago
  8. hba Group Title
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    f(x)=2(2)^3*2+A

    • one year ago
  9. hba Group Title
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    f(x)=18+A

    • one year ago
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    What next ? @hartnn

    • one year ago
  11. hartnn Group Title
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    3= 18+A

    • one year ago
  12. hartnn Group Title
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    f(x) =3 when x = 2

    • one year ago
  13. hba Group Title
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    So how come f(x)=3 ?

    • one year ago
  14. hba Group Title
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    @hartnn

    • one year ago
  15. hartnn Group Title
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    to put point (2,3) means f(x) =3 when x = 2

    • one year ago
  16. hba Group Title
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    Thanks Alot.

    • one year ago
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