Question

(a+b+c)(b+c-a)(c+a-b)(a+b-c)​

Answer 1

Answer:

• (a+b+c)(b+c-a)(c+a-b)(a+b-c)
• =a^4+b^4+c^4

Answer 2

(ab+ca-a²+b²+cb-ba+cb+c²-ca)(ca+cb-c²+a²+ba-ca-ba-b²+cb)

Step-by-step explanation:

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