Rewrite the expression
\(\log_2 x + 5 \log_2 y -3 \log_2 z\)
as a single logarithm \(\log_2 A.\) . Then the function A=
log2 A = log2 [(X*Y^5) / (Z^3)]
a= (X*Y^5) / (Z^3)
+81 
