What is the sum of the polynomials? (7x2 - 4x) + (2x - 4x4)

1 answer:

4 0

Answer:

d) 9x^3 - 8x^2

Explaination:

7x^3 - 4x^2 + 2x^3 -4x^2

= 9x^3 - 8x^2

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