Răspuns:
a) [tex]\sqrt[3]{4\sqrt{256} }[/tex] = ?
[tex]\sqrt{256} =16[/tex]
=> [tex]\sqrt[3]{4\sqrt{256} }[/tex] = [tex]\sqrt[3]{4*16} = \sqrt[3]{64} = \sqrt[3]{{(2^{2}})^3}= 2^{2} = 4[/tex]
b) [tex]\sqrt{ \sqrt{(1296x^{8}) *y^{32} }} = \sqrt[4]{(1296x^{8}) *y^{32} }= 6x^{2} *y^{8}[/tex]
