Consider the following rational expressions. (2)/(a^(2)+14a+45),(4a)/(a^(2)-81) (a) Find the LCD. Consider the following rational expressions. 2 4a a14a45 a2-81 (a) Find the LCD
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For the first rational expression, the denominator is a^2 + 14a + 45, which can be factored as (a + 9)(a + 5). For the second rational expression, the denominator is a^2 - 81, which can be factored as (a + 9)(a - 9). Show more…
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