Updated: 03/31/2016 - by Philip Reed, Senior Consumer Advice Editor. 1  Inspected by Factory-Trained Technicians Before being put in a manufacturer's certified pre-owned program, technicians inspect the vehicles for a number of factors, including tire tread depth and brake pad thickness. The Benefits of Buying CPO Nearly all manufacturers now have certified pre-owned cars for sale.
The sum of a rational number and an irrational number is irrational.. By definition, an irrational number in decimal form goes on forever without repeating (a non-repeating, non-terminating decimal). By definition, a rational number in decimal form either terminates or repeats. If you add a non-repeating, non-terminating decimal to a terminating decimal, you still have a non-repeating, non-terminating decimal.
You know that leap years always 28 years repeating same as days of the week for example now 2008 is a leap year starting with Tuesday will be same repeat be on 2036 and past 28 years was in 1980. The Gregorian calendar that we use repeats itself every 400 years. Your birthday will not be on the same day every 15 years. It will vary, due to leap years. If we had no leap years, it would be on a Wednesday every 7 years. fisdof4 Â· 9 years ago.