Answer
a.) g(13)=3 or -3
b.) g(0)=4
c.) g(-3)=7
Work Step by Step
a.)
g(13)=$\sqrt {13-4}$
g(13)=$\sqrt {9}$
g(13)=3 or -3
b.)
g(0)=4-(0)
g(0)=4
c.)
g(-3)=4-(-3)
g(-3)=7
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