To find the greatest common factor you take each number and write its prime factorization, then you identify the factors common to each number and multiply those common factors together <span />
The answer is a because you multiple times and divided
The midpoint is (-1/2, 2)
I did these very quickly on paper so I hope you can read my handwriting..
Answers are as follows, and I'll attach the work.. Hope it helps.
1. 4
2. 21.25
What question do u need help with? I'll give u the answer for question 1. The answer is A because 6/9 & 18/27 & 2/3 = 2/3. 12/15 doesn't
have a common denominator.