The square root of 441 is 21. for this kind of question you should know 11^2 is 121 so now you should choose a bigger number for 441. it does not have any formula. :))
i hope this is helpful
have a nice day
4 5/12 you just add the fractions
.053 is the answer to your question.
The correct answer: D. -4y - 9.
