If 4pxy = (x + 2y)2 - (x - 2y)2, then what will be the value of p?1). 0.52). 0.253). 44). 2
(a + b)2 - (a - b)2 = 4ab
⇒ (x + 2y)2 - (x - 2y)2 = 8xy
⇒ 4pxy = 8xy
⇒ p = 2
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