Վ. 61
ա) (5√3) = 53 = 125
բ) ((√2)√2)√2 = (√2)2 = 2
գ) ((√3)√2)√2 = (√3)-2 = 3-1 = 1/3
դ) ((√5)-√2)√8 = (√5)-√16 = (√5)-√42 = (√5)-√4 = 5-2 = 1/25
ե) ((√7)-√8)-√2 = (√7)√16 = √74 = 72 = 49
զ) ((∛2)-√3)-√27 = (∛2)√81 = ∛29 = 23 = 8
Վ. 62
ա) x√3+1 * (1/x)√3 = x√3+1 * x-√3 = x
√3 + 1 -√3 = 1