Algebra

A. Find the LCD for the given rational expression.
B. Rewrite them as equivalent rational expressions with the least common denominator.
5/a^2+5a+4,
4a/a^2+3a+2

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  1. a^2+5a+4 = (a+1)(a+4)
    a^2+3a+2 = (a+1)(a+2)
    So the LCD = ......

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