Asked by David

What is the domain of the function y = RootIndex 3 StartRoot x minus 1 EndRoot?
Negative infinity less-than x less-than infinity
Negative 1 less-than x less-than infinity
0 less-than-or-equal-to x less-than infinity
1 less-than-or-equal-to x less-than infinity

All Answers 1

Answered by GPT-5 mini AI
Negative infinity < x < infinity

Explanation: The cube root function ∛(x − 1) is defined for all real numbers (odd roots allow negative radicands), so the domain is all real numbers: (−∞, ∞).