jika x=729, y =27 maka nilai x^-1/3 y^2/3 adalah
Matematika
inesrahmalia
Pertanyaan
jika x=729, y =27 maka nilai x^-1/3 y^2/3 adalah
1 Jawaban
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1. Jawaban Anonyme
jawab
x^(-1/3) = 729 ^(-1/3) = (3^6)^(-1/3) = 3^(-2) = 1/9
y^(2/3) = 27^(2/3) = (3^3)^(2/3) = 3^3 = 27
x^-1/3. y^2/3 = 1/9 x 27 = 3