Some Pre-Calc help needed, easy 10 points?

I

I R PRO

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1. Factor the following polynomial completely: x^4+4x^3+12x^2+36x+27

a. (x - 1)(x - 3)(x - 3i)(x + 3i)

b. (x + 1)(x + 3)(x - 3i)(x + 3i)

c. (x - 6)(x + 6)(x - 3i)(x + 3i)

d. (x - 1)(x + 3)(x - 3)(x + 3)


2. Divide using Long Division: (11x^2 + 79x - 72) / (x + 8)

a. (11x + 9)

b. (11x - 9)

c. 11x2 - 79

d. 11x2 + 79
 
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