Question 148616
You are adding 4 fractions.  The denominators are: 3a, 24b, 7a, and 25b.  What is the LCD?
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It is the smallest monomial that each of these divides.
It is the least common multiply of all those denominators:
----------------You are adding 4 fractions.  The denominators are: 3a, 24b, 7a, and 25b.  What is the LCD?
It is 5^2*7*3*2^3ab = 4200ab
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Cheers,
Stan H