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Matematika
cyntiadevi02
Pertanyaan
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1 Jawaban
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1. Jawaban Kesrev
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1) 2 ³/₇ + 5 ³/₄ = 2 + 5 (¹²/₂₈ + ²¹/₂₈) = 7 ³³/₂₈
2) 6 ¹/₉ x 1 ⁵/₆ = ⁵⁵/₉ x ¹¹/₆ = ⁵⁵/₅₄
3) 7 ³³/₂₈ - ⁵⁵/₅₄ = 7 ( ⁸⁹¹/₇₅₆ + ⁷⁷⁰/₇₅₆) = ¹⁶⁶¹/₇₅₆ = 2 ¹⁴⁹/₇₅₆
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