Question

(k) Find the product of (a-b)(a+b)+(b-c)(b+c)+(c-a)(C+a)
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Answer 1

Answer:

soory i could help u but don't know about it

Answer 2

Answer:

(a²-b²)+(b²-c²)+(c²-a²)

a²-b²+b²-c²+c²-a²

all the terms get cancell with each other

the answer is 0

Step-by-step explanation:

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