Multiple Choice
Simplify the expression. 3 y ( xy + y ) - 9 y 2( x - 2 + 5 y ) + 2( y 3 + y 2)
A) - 6 xy 2 + 21 y 2 + 20 y 3
B) - 6 xy 2 + 23 y 2 - 43 y 3
C) 12 xy 2 + 21 y 2 - 43 y 3
D) 6 xy 2 + 21 y 2 - 20 y 3
E) none of these
Correct Answer:
Verified
Correct Answer:
Verified
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