Question

find it with equation please i will mark you brailest​

Answer 1

Answer:

12)

1) -5a^2b^2/6

2)16x^2+5xy-5y^2

13)

1) 0

2) 6x^3-1x^2y^2

3) -x^3-x^2-16x

Step-by-step explanation:

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Answer 2

Answer:

St12)

1) -5a^2b^2/6

2)16x^2+5xy-5y^2

13)

1) 0

2) 6x^3-1x^2y^2

3) -x^3-x^2-16x

Step-by-step explanation:

I hope it is helpful for you.

Please, mark me brainlist.ep-by-step explanation: