Nyatakan perpangkatan di bawah ini dalam bentuk lain.
a. 3 pangkat -1/3
b. (1/5) pangkat 1/2
c. (27/8) pangkat 1/3
beserta caranya
a. 3 pangkat -1/3
b. (1/5) pangkat 1/2
c. (27/8) pangkat 1/3
beserta caranya
Ridafahmi
![$\begin{align}a.\ 3^{- \frac{1}{3} } &= \frac{1}{ 3^{ \frac{1}{3} } }\\&= \frac{ 1 }{ \sqrt[3]{3} }\end{align}](https://tex.z-dn.net/?f=%24%5Cbegin%7Balign%7Da.%5C+++3%5E%7B-+%5Cfrac%7B1%7D%7B3%7D+%7D+%26%3D+%5Cfrac%7B1%7D%7B+3%5E%7B+%5Cfrac%7B1%7D%7B3%7D+%7D++%7D%5C%5C%26%3D+%5Cfrac%7B+1+%7D%7B+%5Csqrt%5B3%5D%7B3%7D+%7D%5Cend%7Balign%7D+ "$\begin{align}a.\ 3^{- \frac{1}{3} } &= \frac{1}{ 3^{ \frac{1}{3} } }\\&= \frac{ 1 }{ \sqrt[3]{3} }\end{align}")
![$\begin{align}c.\ ( \frac{27}{8}) ^{ \frac{1}{3} } &= [(\frac{3}{ 2 })^{3}] ^{ \frac{1}{3} } \\&= (\frac{ 3}{ 2}) ^{3\times \frac{1}{3} } \\ &= \frac{3}{2} \end{align}](https://tex.z-dn.net/?f=%24%5Cbegin%7Balign%7Dc.%5C+++%28+%5Cfrac%7B27%7D%7B8%7D%29+%5E%7B+%5Cfrac%7B1%7D%7B3%7D+%7D+%26%3D+%5B%28%5Cfrac%7B3%7D%7B+2+%7D%29%5E%7B3%7D%5D+%5E%7B+%5Cfrac%7B1%7D%7B3%7D+%7D++%5C%5C%26%3D+%28%5Cfrac%7B+3%7D%7B+2%7D%29+%5E%7B3%5Ctimes+%5Cfrac%7B1%7D%7B3%7D+%7D+%5C%5C+%26%3D+%5Cfrac%7B3%7D%7B2%7D++%5Cend%7Balign%7D+ "$\begin{align}c.\ ( \frac{27}{8}) ^{ \frac{1}{3} } &= [(\frac{3}{ 2 })^{3}] ^{ \frac{1}{3} } \\&= (\frac{ 3}{ 2}) ^{3\times \frac{1}{3} } \\ &= \frac{3}{2} \end{align}")
101 votes
Thanks 325
socadwinanda
mana ini,kok di layar HP aku ngga ada
Ridafahmi
lihat di browser