Question 36: Perform the calculation \(\left[ {{{(x – y)}^3} + 3(x – y)} \right]:\frac{1}{3}(x – y)\) we get
\(\left[ {{{(x – y)}^3} + 3(x – y)} \right]:\frac{1}{3}(x – y) = {(x – y)^3}:\frac{1}{3}(x – y) + 3(x – y):\frac{1 }{3}(x – y) = 3{(x – y)^2} + 9\)
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