Question

(x + 3y)^2 – (x – 3y)^2 ​

Answer 1

Answer:

(x + 3y)^2 – (x – 3y)^2

={x²+9y²+6xy}-{x²+9y²-6xy}

=x²-x²+9y²-9y²+6xy+6xy

=12xy

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Answer 2

Answer:

The correct answer for this is 0