Berapa hasil dari 5/6+7/9= 7/8-5/12= 3/4a+1/6= 2/3a²-5/4a=
Matematika
adelimandasari3
Pertanyaan
Berapa hasil dari
5/6+7/9=
7/8-5/12=
3/4a+1/6=
2/3a²-5/4a=
5/6+7/9=
7/8-5/12=
3/4a+1/6=
2/3a²-5/4a=
1 Jawaban
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1. Jawaban Anaybila
5/6 + 7/9 = 15/18 + 14/18 = 29/18
7/8 - 5/12 = 21/24 - 10/24 = 11/24
3/4a + 1/6 = 9/12a + 2a/12a = (9+2a)/12a
2/3a² - 5/4a = 8/12a² - 10a/12a² = (8-10a)/12a²