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Math Help - Find Functions f and g

  1. #1
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    Find Functions f and g

    Find functions f and g so that f(g(x)) = H.

    (1) H(x) = (1 + x^2)^3

    (2) H(x) = sqrt{1 - x^2}
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  2. #2
    Senior Member Peritus's Avatar
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    (1) f = x^3, g = 1+x^2
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  3. #3
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    Tell me..

    Quote Originally Posted by Peritus View Post
    (1) f = x^3, g = 1+x^2
    Can you tell me exactly what your answers mean?

    How did you find the answers?
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