Fatoração: (3x+5).(x-2)+(3x+5)²?

Comments

• jarbas

  June 2021

  (3x+5).(x-2)+(3x+5)²=

  (3x+5).(x-2)+(3x+5).(3x+5) =

  (3x+5)(x-2 +3x+5) =

  (3x+5)(4x+3)

  ==================
• rai-

  June 2021

  3x²-6x+5x-10+(3x+5)(3x+5)

  3x ² -x-10+9x²+15x+15x+25

  3x²+9x²-29x+15

  12x²-29x+15

  nao sei se ta certo mas espero ter ajudado algo