If [[x]] = x^2 + 2x + 4, what is the value of [[2]]? Pick one:
A) 3	B) 9	C) 12	D) 19	E) 25
These functions questions might look intimidating, but they just test your knowledge about how well you can substitute values   [[x]] = x^2 + 2x + 4   [[2]] = 2^2 + 2*2 + 4 = 12. Option 12
<result>C</result>
If [[x]] = x^2 + 2x + 4, what is the value of [[2]]?