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5 votes
Multiply: 3x^4(4x^4 - x^5 + 2)

a. 7x^8 - 3x^9 + 6x^4

b. 12x^8 - 3x^9 + 6x^4

c. 12x^4 - x^9 + 6x^4

d. 12x^16 - 3x^20 + 6x^4

1 Answer

3 votes
b. 12x^8 - 3x^9 + 6x^4
answered
User Yao Li
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