Question

simplifique os termos semelhantes abaixo?
A) 7a+5ab-7b+15a-13ab+12b
B) 25x-2y+2y^2x^2-16y+7x-9x^2y^2
C) 4c+5y-3c+18y-7c+10y
D) -18ab+19ba-19a+5ab+10a

Answer 1

a) 22a - 8ab + 5b
b) 32x - 18 y -7x^2y^2
c) -6c + 33 y
d) 6ab - 9a

Answer 2

A) 7a+5ab-7b+15a-13ab+12b
7a+15a-7b+12b+5ab-13ab
22a+5b-8ab

B) (NN entendi a equação :/)

C) 4c+5y-3c+18y-7c+10y
4c-3c-7c+5y+18y+10y
-6c+33y

D) -18ab+19ba-19a+5ab-10a
-18ab-19ab+5ab-19a-10a
-32ab-29a