The greatest common factor for 21 is 7
For 30 is 15
49 is 7
I’m no totally sure but i think that is right
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Answer:
a number which produces a specified quantity when multiplied by itself.
Step-by-step explanation:
7 is a square root of 49"
Answer:
from what I remember ide say A
The answer is 16
And also , can people please stop posting did you get the answer yet, just so you could get the points. They only take two answers, and that's a waste of somebody who could've answered or helped.
