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1 x 10^-9

It's easy think about how they are different if you think about their different functions and environments.

Let's think about the difference between the walls. Animal cells have a thin cell membran...

Animal cells have a cell membrane, which surrounds the outside of the cell to maintain its shape and to keep the cell components inside. They also have a nucleus, which contains all of the genetic mater...

= 14x+21y-14x+xy

=y(21+x)

1. Start by simplifying the denominator  

          - We can write sqrt(12) as sqrt (4*3). 

          - This can be written as sqrt(4) * sqrt(3) 

          - We know the squ...