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ValentinkaMS [17]
3 years ago
5

Find the lowest common denominator.

Mathematics
1 answer:
r-ruslan [8.4K]3 years ago
4 0
The LCD is (x+2) ^{2}(x-2) ^{2} since x^{2} -4 factors into (x+2)(x-2).  The idea for a LCD is to have in all the denominators what makes up each individual denominator. 
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