Question

The inverse of a cubic function is also a function.

Answer 1

Answer:

b. sometimes true

Explanation:

If the derivative of the cubic has two real zeros, the inverse relation will not pass the verical line test.

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The attached graph shows two inverse cubic relations, one a function, one not.

Answer 2

Answer:

1. B. Sometimes True

2. A. Always True

Hope I helped! :)