5. The set of algebra tiles shown below represents a certain quadratic trinomial. |x|x|lx|x
Which of these statements is true after completing the square?
A We had to borrow three more 1 tiles and the equivalent form of the
trinomial is (x + 2)2 +3.
B We had to borrow three more 1 tiles and the equivalent form of the
trinomial is (x + 2)2 – 3.
C We had three extra
(x + 2)2 +3.
tiles and the equivalent form of the trinomial is
D We had three extra 1 tiles and the equivalent form of the trinomial is
(x + 2)2 – 3.
U