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3 years ago

What is the missing polynomial?

Mathematics

2 answers:

Studentka2010 [4]3 years ago

8 0

Answer:C

Step-by-step explanation:

german3 years ago

7 0

Answer:

C. 40-4x-12x^2

Step-by-step explanation:

very simple

? – (20 – 4x – 5x2) = 20 – 7x2, so ? = 20 – 7x2 + (20 – 4x – 5x2)

? = 20 – 7x2 + (20 – 4x – 5x2)=20-7x²+20-4x-5x²=40-12x²-4x

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Maksim231197 [3]

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Step-by-step explanation:

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ollegr [7]

Step-by-step explanation:

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