Need Help please stuck on this one.

asked Dec 7, 2021 218k views

1 vote

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6 votes

Answer:

option D

Explanation:

According to Pascal's triangle

1 1

1 2 1

1 3 3 1

it is clear the second term will have an integer coefficient of 3

Therefore 3(x)²(-1)¹

3x²(-1)=-3x²

BenjaminB answered Dec 13, 2021

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