√48-6√(1/3)+√(1/27)
问题描述:
√48-6√(1/3)+√(1/27)
答
√48-6√(1/3)+√(1/27)
= 4√3 - 6√3/3 + √3/9
= 2√3 + √3/9
= 19√3 / 9