a2+bc+ab+ac=?(a) (a+b)(a+c)(b) (a+b)(b+c)(c) (b+c)(c+a)(d) a(a+b+c) – InterviewSolution

1.	a2+bc+ab+ac=?(a) (a+b)(a+c)(b) (a+b)(b+c)(c) (b+c)(c+a)(d) a(a+b+c)
Answer» $a^{2} + b c + a b + a c = ? (a) (a + b) (a + c) (b) (a + b) (b + c) (c) (b + c) (c + a) (d) a (a + b + c)$

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