Question

$$\frac{ a }{ (a-b)(b-C) } + \frac{ b }{ (b-c)(b-a) }$$

Answer

(a*(b-c)*(b-a)+b*(a-b)*(b-C))/((a-b)*(b-C)*(b-c)*(b-a))

Solution


Rewrite the expression with a common denominator.
\[\frac{a(b-c)(b-a)+b(a-b)(b-C)}{(a-b)(b-C)(b-c)(b-a)}\]