Under what conditions does 10 + 3 = 1?
Given that : [math]2^{10}=1024[/math] and [math]3^{10}=59049[/math]  How can I calculate the value of A=1+[math](3^{1}-2^{1})[/math]+[math](3^{2}-2^{2})[/math]+[math](3^{3}-2^{3})[/math][math]+...+[/math][math](3^{9}-2^{9})[/math]?