Answered

Which function below is the inverse of f(x) = x2 − 16?


x squared over 16


±4square root of x


±square root of the quantity x plus 16


1 over quantity x squared minus 16

Verified Answer :

Panoyin

\(f(x) = x^{2} - 16\)
\(y = x^{2} - 16\)
\(x = y^{2} - 16\)
\(x + 16 = y^{2}\)
\(\±\sqrt{x + 16} = \sqrt{y^{2}}\)
\(\±\sqrt{x + 16} = y\)
\(\±\sqrt{x + 16} = f^{-1}(x)\)

Related Questions