(2) a(u, v) If u = x² - y2 and v = 2xy then the value of is .. a(x, y) (A) 4(x² + y2) (B) - 4(x² + y2

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(2) a(u, v) If u = x² - y2 and v = 2xy then the value of is .. a(x, y) (A) 4(x² + y2) (B) - 4(x² + y2 a(x,y) (C) 4(x2 - y2) (D) 0 If y banhe​

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(2)a(u, v)If u = x² – y2 and v = 2xy then the value of is ..a(x, y)(A) 4(x² + y2)(B) – 4(x² + y2 November 5, 2021 By Ximena