Question

3. Reduza os termos semelhantes (1,5) a) (2x³ + 3x² – 2x + 1) + (– 2x³ – 3x² + 7x – 2) = b) (3x – 4y + 7z) + (2x – 3y – z) = c) (3x² + 2x – 1 ) - ( -2x² + 4x + 2) = d) (3a - 2b +c) + ( - 6a – b – 2c) + (2a +3b – c ) = e) (2a² + 3a – 1) – (3a² + 4x + 5) – (a² + 3a + 3) = f) (6x² – 2x + 5) – (4x² – 3x – 1) = urgente por favor

Answer 1

Resposta:

a) 0x³+0x²+5x-1

b) 5x+-7y+6z

c) 5x²-2x-3

d) (-3a-3b-c)+(2a+3b-c) = -a-2c

e) (-a²-a-6)-(a²+3a+3) = -2a²-4a-9

f) 2x²+x+6

Explicação passo-a-passo: