Answer:
4u²
Step-by-step explanation:

Common factors cancel from numerator and denominator. The one factor that might make the expression undefined is given as non-zero, so no additional restrictions apply.
Answer:
Train A - 80
Train B - 85
Train B is faster.
Step-by-step explanation:
Hope this helps! Pls give brainliest!
Answer:
The circumference is 9 or approximately 28.26 inches.
Step-by-step explanation:
To calculate the circumference of a circle, multiply the diameter of the circle with π (pi). The circumference can also be calculated by multiplying 2×radius with pi (π=3.14).
Answer:In a couple with a newborn baby at home, to take turns on feeding the baby at night.
Step-by-step explanation: Here both parents are willing to sacrifice a few minutes, if not hours of sleeptime with the promise to be allowed to rest the next time the baby needs to be fed. There is no certainty in how long it will take for the baby to go back to sleep or how long it will be for the baby to be awake again, but the chances are the same for both parents, so they both agree to take care of the child one at a time with the promise to be in turns, this is an example of contractarian logic.
Answer:
3/9 and 6/9
Step-by-step explanation:
3/9 is simplified to 1/3
6/9 is simplified to 2/3