sumas y restas
a) $-5x^2 - 3x^2 =$
b) $+29xy - 31xy =$
c) $6a^2b + 9a^2b =$

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Accepted Answer

{ "quality": "clear", "question_count": 3, "skills_matched": [ "step_cot", "table_formatter", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [], "new_concepts": [ "Like Terms", "Polynomial Addition", "Polynomial Subtraction" ], "current_concepts": [ "Like Terms", "Polynomial Addition", "Polynomial Subtraction" ] } ## Identificar términos semejantes en a) $$ -5x^2 - 3x^2 = (-5 - 3)x^2 = -8x^2 $$ ## Identificar términos semejantes en b) $$ +29xy - 31xy = (29 - 31)xy = -2xy $$ ## Identificar términos semejantes en c) $$ 6a^2b + 9a^2b = (6 + 9)a^2b = 15a^2b $$ | No. | Problema | Resultado | |---|---|---| | a) | $-5x^2 - 3x^2$ | $-8x^2$ | | b) | $+29xy - 31xy$ | $-2xy$ | | c) | $6a^2b + 9a^2b$ | $15a^2b$ | { "subject": "Mathematics", "question_type": "Fill-in-the-blank", "knowledge_point": [ "Mathematics", "Algebra", "Like Terms" ] }

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Question

Explanation:

Identificar términos semejantes en a)

Identificar términos semejantes en b)

Identificar términos semejantes en c)

Answer:

No.	Problema	Resultado
b)	\(+29xy - 31xy\)	\(-2xy\)
c)	\(6a^2b + 9a^2b\)	\(15a^2b\)