Answer:
A) more people voted
Step-by-step explanation:
I did it on edge
Area=base*height
A=(x+6)(2x+2)
A=2(x+1)(x+6) technically this is the simplified form, but they may want the expanded form...
A=2x^2+14x+12
Hey!
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Solution:

Cube the coefficients.

Multiply the exponents.

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Answer:
Option D.
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Hope This Helped! Good Luck!
Step-by-step explanation:
6x2 - x + 3 - (-5x2 + 10x - 1)
6x2 - x + 3 + 5x2 - 10x + 1
Solving like terms
11x2 - 11x + 4