Question

Find the following product: (x2 + y2– 4 ) (x – y)​

Answer 1

Answer:

(x^2 + y^2 - 4)(x - y)

x^3 - x^2y + xy^2 - y^3 - 4x + 4y

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Answer 2

Question:-

Find the following product: (x2 + y2– 4 ) (x – y)

Answer:-

$\longrightarrow(x ^{2} + y ^{2} – \: 4 ) (x \: – \: y) \\\longrightarrow x ^{2} (x - y) + y ^{2} (x - y) - 4(x - y) \\\longrightarrow x ^{3} - x ^{2} y + xy ^{2} - y ^{3} - 4x + 4y$