27⅔ + (¼)-² ________ 5²
Matematika
anggita220
Pertanyaan
27⅔ + (¼)-²
________
5²
________
5²
2 Jawaban
-
1. Jawaban Anonyme
(27^(2/3) + (1/4)^(-2))/5^2
= (3^(3×2/3) + 2^(-2×-2)) / 5^2
= (3^2 + 2^4)/5^2
= (9 + 16)/25
= 1 -
2. Jawaban syydhaisyah
(27)^2/3 + (1/4)^-2
= (3^3)^2/3 + (1/2^2)^-2
= 3^3.2/3 + 1/2^2.-2
= 3^2 + 1/2^-4
= 9 + 16
= 25
= 5^2