Question

a square +[2a square -(3a square +4a square - a square+2)]​

Answer 1

Answer:

a²+[2a²-(3a²+4a²-a²+2)]=3(1-a²)

Step-by-step explanation:

a²+[2a²-(3a²+4a²-a²+2)]

a²+[2a²-(6a²+2)]

a²+[2a²-6a²+3]

a²+(-4a²+3)

-3a²+3

3(1-a²)

hope it helps you

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Answer 2

Step-by-step explanation:

a²+[2a²-(6a²+2)]

a²+[2a²-6a²-2]

a²+[-4a²-2]

a²-4a²-2

-3a²-2