Math, asked by vivitharathna12, 9 months ago

1. (x-4y)^2 - 4x + 16y
2. 9(x-2y)^2 + 6(2y-x)
3. (3a+15b) – 3(a+5b)^2

Answers

Answered by Nikhil9971

1

Answer:

Step wise explanation is attached.

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