Question

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Answer 1

Answer:

1. $(a^{2} +b^{2} -c^{2} )(ab+bc+ca)$

2.$(a-b)(2x+15y-8z)$

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Answer 2

Answer

1.( a^2+b^2-c^2)(ab+bc+ac)

2.(a-b)(2x+15y-8z)

Step-by-step explanation:

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