If the Function Is One-To-One, List the Inverse Function by Switching

question 167

Multiple Choice

If the function is one-to-one, list the inverse function by switching coordinates or inputs and outputs.
-f = {(-6, -9) , (6, 9) , (7, 11) , (-7, -11) }

• A) f-1 = {(-9, -6), (9, 6), (11, 6), (-11, -7)}
• B) f-1 = {(-9, -6), (-6, 6), (11, 7), (-11, -7)}
• C) f-1 = {(-9, -6), (9, 6), (11, 7), (-11, -7)}
• D) not one-to-one

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