What is the additive inverse of the polynomial –9xy2 + 6x2y – 5x3

 The required additive inverse of the given polynomial is

Step-by-step explanation:  We are given to find the additive inverse of the following polynomial :

Let Q be the polynomial that represents the additive inverse of the polynomial P.

Then, the sum of the polynomials P and  must be zero.

That is,

Thus, the required additive inverse of the given polynomial is

the answer for the question that you are asking is 4

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