sakura18 sakura18

21-08-2020
Mathematics

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For each of the following expressions, decide whether it is a polynomial. Explain your answer.
1. x2+3x12 I
2. 13x2y-9y2
3. 3x-3
4. 23t2-1t2

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Respuesta :

xJonahxKenshinx16 xJonahxKenshinx16

21-08-2020

Answer:

Add the like terms:

8x2+x2=9x2

-9y2-3y2=-12y2

-4x-7x=-11x

Combine each term:

9x2-12y2-11x

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Step-by-step explanation:

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