factor $x^2 - 25$.

options:
- $(x + 5)(x - 5)$
- $(x - 5)(x - 5)$
- $(x + 5)(x + 5)$
- principal

Question

factor $x^2 - 25$.

options:
- $(x + 5)(x - 5)$
- $(x - 5)(x - 5)$
- $(x + 5)(x + 5)$
- principal

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "multiple_choice_formatter", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [ "Difference of Squares" ], "new_concepts": [], "current_concepts": [ "Difference of Squares", "Trinomial Factoring" ] } ## Identificar la estructura de diferencia de cuadrados $$ a^2 - b^2 = (a + b)(a - b) $$ ## Aplicar la fórmula a la expresión dada $$ \begin{aligned} x^2 - 25 &= x^2 - 5^2 \ &= (x + 5)(x - 5) \end{aligned} $$

(x + 5)(x - 5)

(x - 5)(x - 5)

(x + 5)(x + 5)

{ "subject": "Mathematics", "question_type": "Multiple Choice", "knowledge_point": [ "Mathematics", "Algebra", "Difference of Squares" ] }

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QUESTION IMAGE

Question

Explanation:

Identificar la estructura de diferencia de cuadrados

Aplicar la fórmula a la expresión dada

Answer: