Question

2)Escreva as expressões a seguir de forma reduzida: (4,0 pontos)



a)(3x+y)²+2y²


b)(2c+2d)²- c . (c-2d)


c)2. (a+b) + (a+b)²


d)(2b²+2c)²-2c²


e)(2-x³)² + 4x³


f)(x - y)² + (x - y)²



SOCORRO por favor ​

Answer 1

Resposta:

a:6x+2y+4y

b:4c+4c-c.2d

c:4b+4c+a2+b2

d:4b+4c-4c

e:4-6x+28x

f:2x-2y+2x-2y