Question

Subtract the sum of a2 – 3b2 + 4abc and
c2 - 3abc + 4a2 from the sum of
2c2 - 6abc + 2a2 and 7b2 + 5abc + 3c2.​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

7a²-10b²-6c²

Step-by-step explanation:

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