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25 December, 11:14

Y=x^1/2+4

I need the inverse to this its killing me

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Answers (1)
  1. 25 December, 14:10
    0
    f (y) = y²-8y+16

    Step-by-step explanation:

    we are looking for f (y) which basically means x, (inverse)

    step1 y=x^1/2+4

    2 x^1/2=y-4

    3 √x=y-4 / square both sides

    4 x = y²-8y+16

    *note x presents f (y)
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