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Skylion
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Skylion
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If 𝑥 + 𝑦 = 5 and 𝑥𝑦 = −3 , then 𝑥 2 + 𝑦 2 is equal to
If 𝑥 + 𝑦 = 5 and 𝑥𝑦 = −3, then 𝑥2 + 𝑦2 is equal to
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Skylion
Jun 10, 2017
+4 
