katia6165
katia6165
12-11-2020
Mathematics
contestada
(a–3b)(a+3b)+(2a–3b)2–4a(b–a)
Respuesta :
galaxygaming3321
galaxygaming3321
12-11-2020
Answer:
Step-by-step explanation:
5a²-9b²+4a-6b-4ab
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