Question

b(c-d)^2+a(d-c)+3(c-d)

Answer 1

it's the solution..of the asked question...

Answer 2

$= > b {(c - d)}^{2} + a(d - c) + 3(c - d) \\ \\ = > b {(c - d) }^{2} - a(c - d) + 3(c - d) \\ \\ = > (c - d)(b(c - d) - a + 3) \\ \\ = > (c - b)(bc - bd - a + 3)$
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