Jawapan

2015-03-07T21:12:12+08:00
(1/2)² × (√2/1/4 - ∛-8/27)
=(1/2)² × (1/1/2 -(-2/3) )
=(1/2)² × 2/1/6
=1/4 × 2/1/6
=13/24
2015-03-07T23:13:50+08:00
(1/2)² × (√2/1/4 - ∛-8/27)
=1/4×(1/1/2-(-2/3))
=1/4×(2/1/6)
=13/24