Question

) Add the given polynomials
i) x3-2x²-9; 5x+2x+9​

Answer 1

Answer:

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Answer 2

Answer:

x³-2x²+7x

Step-by-step explanation:

(x³-2x²-9)+(5x+2x+9​)

x³-2x²-9+7x+9

x³-2x²+7x