Simplification

Q:  Simplify:  -2(x+w)² -2(x+w) -3


A:  OK, we start:

-2(x + w)(x+ w) -2(x + w) – 3

-2(x² + xw + xw +w²) -2x – 2w – 3

-2(x² + 2xw + w²) – 2x – 2w – 3

-2x² – 4xw – 2w² – 2x – 2w – 3

TADA.

Well, it might be re-ordered:

-2x² – 2w² – 4xw – 2x – 2w – 3

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