Rewrite each radical by extracting all perfect squares, if possible.

a. V45
b. V275
C.
V44

a. √45 = √(9 * 5) = √9 * √5 = 3√5

b. √275 = √(25 * 11) = √25 * √11 = 5√11

c. √44 = √(4 * 11) = √4 * √11 = 2√11