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диана1836
@диана1836
July 2022
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1/3a+5/6a-1/2a упростить выражение если а 1/4;3/8;9/16;15/22
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mrkir0
Упрощаем: a×(1/3+5/6-1/2) = a × (2+5-3)/6 = 4/6a = 2/3a
подставляем а:
1. 2/3×1/4 = 2/12 =1/6
2. 2/3×3/8=2/8 × 3/3=1/4
3. 2/3×9/16==2/16 × 3/9=1/8 × 1/3=1/24
4. 2/3×15/22=2/22 × 3/15=1/11 × 1/5=1/55
2 votes
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Answers & Comments
подставляем а:
1. 2/3×1/4 = 2/12 =1/6
2. 2/3×3/8=2/8 × 3/3=1/4
3. 2/3×9/16==2/16 × 3/9=1/8 × 1/3=1/24
4. 2/3×15/22=2/22 × 3/15=1/11 × 1/5=1/55