Hector and Linh are working individually on a problem involving the function
f(x) = x^2 -5.
O...
Mathematics, 15.01.2021 19:10 dpaul4287
Hector and Linh are working individually on a problem involving the function
f(x) = x^2 -5.
On a domain where f is invertible, Hector says that f^-1(4) = 3, and Linh says that
f^-1(4) = -3
Is Hector correct? Is Linh correct? Justify your answer.
Answers: 3
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