Question

6° vez que posto a mesma atividade me ajudem
Please :(
simplifique as expressões a seguir:
a) ( x + 1 )2+ ( x + 2 )2

b) ( 2x + 1 )2+ ( 3x + 1 )2

c) ( x – 4 )2– ( x – 1 )2

d) ( x + 1 )2– ( x – 2 )2

e) ( m – 1 )2– ( m + 1 ) . ( m – 1 )

f) ( x + 4 ) . ( x – 4 ) – ( x – 4 )2

Answer 1

A) 2x+2+2x+4= 4x+6
B)4x+2+6x+2= 10x+4
C) 2x-8-2x+2x=2x-8
D)2x+2-2x+4=6