Find the least common denominator for these two rational expressions 4/x -4/2x^2

2 answers:

8 0

Remark
To find any common denominator, write down all the prime factors and pick out what you need to make an LCD.

Method
x has one x
2x^2 = 2 * x * x

Your LCM is
one 2
two xs.
LCM = 2*x*x
LCM = 2x^2

Alekssandra [29.7K]4 years ago

4 0

The Least Common Multiple (LCM) of the numbers:
4/x, -4/2x^2 is - 4, Because, - 4 is the smallest number that all of the numbers divide into evenly.

Hope this helps!!!!! Answer is ( - 4).

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