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lornbeach

  • one year ago

Let f(x) = x^2 – 16. Find f–1(x)

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  1. abb0t
    • one year ago
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    solve for x in terms of y.

  2. lornbeach
    • one year ago
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    yes

  3. abb0t
    • one year ago
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    No. I mean that's how you find the inverse. lol

  4. lornbeach
    • one year ago
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    i know, but i'm not sure how to exactly do it

  5. abb0t
    • one year ago
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    \[x = y^2-16\] You can add 16 to both sides to get: \[x+16=y^2\] then take the square root.

  6. 03453660
    • one year ago
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    |dw:1359827578121:dw|

  7. 03453660
    • one year ago
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    |dw:1359827661038:dw|

  8. lornbeach
    • one year ago
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    thanks guys!(:

  9. 03453660
    • one year ago
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    welcome

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