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X+y=4, x-y=1, xy=3 find x4=1/y4? |
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Answer» here is your answer Given X + y = 2 xy = 1 Find X4 + y4 Formula (x² + y²)² = x4 + y4 + 2x²y² solution x² + y² -2xy = 3 23² = x4 + y4 +2(10)² 529 = x4 + y4 +200 x4 + y4 = 529 - 200 x4 + y4 = 329 Step-by-step EXPLANATION: |
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