find the domain of this quadratic function.

\y = x^2 - 2x - 1\

\-2 \le x

Question

find the domain of this quadratic function.

\y = x^2 - 2x - 1\

\-2 \le x < \infty\

\-\infty < x < \infty\

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "multiple_choice_formatter", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [ "Domain of a Function", "Quadratic Function Domain" ], "new_concepts": [], "current_concepts": [ "Domain of a Function", "Quadratic Function Domain" ] } ## Identify the function type $$ y = x^2 - 2x - 1 $$ ## Determine the domain of a polynomial function $$ x \in \mathbb{R} \implies -\infty < x < \infty $$

(A) $-2 \le x < \infty$

(B) $-\infty < x < \infty$

{ "subject": "Mathematics", "question_type": "Multiple Choice", "knowledge_point": [ "Mathematics", "Algebra", "Quadratic Function Domain" ] }

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Question

Explanation:

Identify the function type

Determine the domain of a polynomial function

Answer: