1.

Find the value of the product \[\left( 3+\frac{5}{x} \right)\left( 9-\frac{15}{x}+\frac{25}{{{x}^{2}}} \right)\] at \[x=1.\]

A.  \[150\]          
B.  \[148\]     
C.  \[152\]          
D.         \[146\]     
Answer» D.         \[146\]     


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