3.3x10^1
I'm not exactly sure that it's the same as standard form but if it is then that's your answer
<u>The minimum distance is 492 meters from the house (500 - 8 = 492), and the maximum distance is 508 meters from the house (500 + 8 = 508). The dog may be slightly closer to the house, depending on how long the dog is, or if Morgan is using a leash extender.</u>

The answer is B. a_n = 7n+10