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Ⅰ. x 4 – 227 = 398 Ⅱ. y 2 + 321 = 346

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Correct Answer:

Explanation:

According to question ,we can say that From equation Ⅰ. x⁴ = 398 + 227 = 625 ⇒ x⁴ = 5⁴From equation Ⅱ. y² = 346 - 321 = 25 ⇒ y² = 5²

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