Question

Simplify! :) (x + y) ^ 2 - (x - y) ^ 2​

Answer 1

Answer:

$({x + {y}^{2} })^{2} - ({x - y})^{2}$

${x }^{2} + {y}^{2} + 2xy - ( {x}^{2} + {y}^{2} - 2xy)$

$4xy$

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