Question

me ajudem porfavor ​

Answer 1

Resposta:

1) a) -1/5x2y

b) 4xy; -xy

c) 3x2; 1/2x2; 10x2

2)a) 5a2

b) -1ax

c) 8xy/5

d)2bc

e) -1x2y2/18

f)9ay/4

g) -1,6ab3-5,2a

Explicação passo-a-passo:

1) colocar em ordem de semelhança as equações

2) a) a2+6a2-2a2

7a2-2a2

5a2

b)17ax-18ax

-1ax

c) xy+3xy/5

5xy/5+3xy/5

8xy/5

d)10bc-12bc+7bc-3bc

-2bc+7bc-3bc

+5bc-3bc

+2bc

e)1x2y2/3+4x2y2/9-5x2y2/6

6x2y2/18+8x2y2/18-15x2y2

-1x2y2/18

f)ay+3ay/4-4ay

4ay/4+3ay/4-16ay/4

9ay/4

g)0,9ab3-2,5ab3-5,2a

-1,6ab3-5,2a