diketahui p=1/256, q=16, dan r=27. nilai p pangkat 1/8, q pangkat 3/4, r pangkat min 2/3=

jawab

p = 1/256 = 2⁻⁸
q = 16 = 2⁴
r = 27 = 3³

p^(1/8) . q^(3/4).r^(-2/3) =
= (2⁻⁸)¹/⁸ . (2⁴)³/⁴. (3³)⁻²/³
= (2)⁻¹. (2)³.(3)⁻²
= 2². 3⁻²
= 4/9