Question

introduceti factorul sub radical
a) $\frac{1}{3}$√27
b) -5√0,2
c) -2√$\frac{1}{8}$

Answer 1

a) 1/3 ×√27=√(1/9 ×27)=√3
b) -5√0,2=-√5
c) -2√1/8=-√4×1/8=-√1/2=-1/√2