sdanielaroa2021 sdanielaroa2021
  • 11-04-2024
  • Mathematics
contestada

realizar los siguientes operaciones eliminando 'Signos agrupación.
a). [(3a-4b) (a+b] -[(a+2b) (a-b) ]
b) {-(7a³b²+5ab) (2ab)]+2a⁴b³} - 21a⁴b³
c). (x+y) (x+y) + ( x -z) (x- z)

ayudenme porfavor en verdad lo necesito y el que no sepa no responda plis les agradezco mucho.
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