<u>5^(3n+1) * 2</u><span><u>^(</u><u>3n+1)</u> = (</span><span><u>5 * 2 )</u><span><u>^(</u><u>3n+1)</u> = </span></span><u>10</u><span><span><u>^(</u><u>3n+1)</u> = </span> </span> 1000^n 1000^n 1000^n
= <u>10</u><u>^(3n+1</u><span><u>) </u> = </span><span><span><u>10</u><u>^(3n+1</u><span><u>) </u> = </span> </span> </span><span>10^(3n+1 - 3</span><span>n ) </span>= <span>10^1</span> =10
(10^3)^n 10^3n