Multiple Choice Identify the
choice that best completes the statement or answers the question.


1.

Each of the following is a perfect square except
A.  x^{2} + 8x + 16  C.  9x^{2} + 12x 
4  B.  4x^{2}  20x + 25  D.  All are perfect squares 


2.

Find the value of c that makes cn^{2} + 72ny + 81y^{2} a perfect
square trinomial.
A.  1  C.  16  B.  4  D.  none of these 


3.

What is the complete factorization of ?


4.

Which is the complete factorization of ?


5.

What is the complete factorization of ?
