haonheintran155 haonheintran155

28-07-2021
Mathematics

contestada

rút gọn :
(x+2)^2+(3-x)^2= ?

Respuesta :

dothiquynhanhk18dpt dothiquynhanhk18dpt

28-07-2021

Step-by-step explanation:

=x^2+2x+4+9-6x+x^2

=2x^2-4x+13

Answer Link

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