The answer is b because 95 confidence is interval for the mean lifespan
If we want to know the greatest common factor, we should ask: is one of the numbers divisible by the other? if yes, then the smaller number will be the answer!
let's try:

so, yes!
6 is the greatest common factor of the two:)
Answer:
7 + 42i.
Step-by-step explanation:
u v = 7i(6 - i)
= 42i - 7i^2 But i^2 = -1 so:
= 42i - 7(-1)
= 7 + 42i.
The amplitude of this function is 4/5. Be sure you understand why that is so.
Answer: parallel lines have the same slope as the original so the slope would still be -x
Step-by-step explanation: