Question

Reduza os termos semelhantes:
a) (4a – 7) + (-2a + 9) =

b) (13x – 1) + (2x – 1) =

c) (2x2 – 3x – 2) + (2x2 – 5x + 2) =

d) (-4y2 + 5y – 3) + (4y2 + 3) =

e) (8y3 – 6y2 + 16y – 1) + ( - 8y3 – 6y2 + 16y – 1) =

f) (4y – 2) – (2y + 3) + ( - 2y + 4) =

g) (b2 – 3b + 2) – (- b2 + 3b – 2) – (2b2 – 4b + 1) =

h) (4x – 2) – (3x2 + 7x – 2) + ( - x2 + 1) =

i) (x3 – y3) + (2x3 – 4x2y + xy2) – (x3 – 8)

Answer 1

veja, resolve tudo igual