30. Mario is asked by his teacher to arrange the coefficient of x of the polynomial 7x* + 3x2 +5x2 - 4x +x-6 in descending power of x, placing Os for the missing term. What should be the answer of Mario?
A. -4 7 3 5 1 -6 B. -4 0 7 5 3 126 735 -4 1-6 D.7 35 -4 1-6​


Sagot :

Answer:

D.7 35 -4 1-6

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