Find the LCD of the following fraction. 3/a , 3/b , 1/5 Please explain to me how to get the answer to this problem. Thanks in advance!
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Originally Posted by cutiepi_86 Find the LCD of the following fraction. 3/a , 3/b , 1/5 Please explain to me how to get the answer to this problem. Thanks in advance! How would you find the LCM of 3, 5, and 7? It's simply 3*5*7 = 105. In this case we need the LCM of a, b, and 5. Since we can't factor any of a, b, or 5 the best we can do is multiply them: a*b*5 = 5ab. So the LCD of 3/a, 3/b, and 1/5 is 5ab. -Dan
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