Question

Subteract 4 a² +b ²-c² from 4ab +
a²- b²- c²​

Answer 1

Answer:

4a^2 +b^2 -c^2 -4ab -a^2+b^2 +c^2

3a^2 +2b^2 -4ab

(√3a+√2b)^2

Step-by-step explanation:

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Answer 2

Answer:

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