Some doctors recommend that men drink 3 liters of water every day . There are approximately 29.6 milliliters in 1 fluid ounce. W
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the operation:
Gives a square number.
<h3>How to get a perfect square?</h3>
A perfect square is the product of a number and itself.
As you can see in the example, 16 is a square number. Then let's try to get 16.
To get 16 we can use the difference:
20 - 4
So the first therm needs to be equal to 20, and the second equal to 4.
To write 20 in scientific notation we have:
To write 4 in in scientific notation:
Then the operation:
Gives a square number.
If you want to learn more about square numbers:
#SPJ1
For the reciprocal, you swap numerator and denominator.
a. The reciprocal of
is 
To rationalize the irrational denominator, multiply numerator and denominator by the radical, then simplify.
b.
a. The reciprocal of
To rationalize the irrational denominator, multiply numerator and denominator by the radical, then simplify.
b.