v=radical
1.calculati
v225
v6²+8²
v16×81
v25⁵-20²
2. Calculați
a)v121supra400
b)v6,76
c)v32supra49
d)v0,0081
3.introduceti factorii sub radical
3v3
-5v2
10v6
-4v7
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