1) √2 + 3 √2 = 2 √2 : - √4 + √7 =
Matematika
Lilig
Pertanyaan
1) √2 + 3 √2 =
2 √2 : - √4 + √7 =
2 √2 : - √4 + √7 =
1 Jawaban
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1. Jawaban Anonyme
Bab Bilangan Irrasional
Matematika SMP Kelas IX
1] √2 + 3√2 = √2 x (1 + 3)
= 4√3
2] (√2 : -√4) + √7 = (- √(2 : 4)) + 7
= (- √(1/2)) + 7
= (-1/2) √2 + 7