oblicz wartosc wyrazenia dla a=-4 b=2
a) √-8ab
b) √sześcienny ab
a) √64 = 8
b) -2
a) √-8*(-4)* 2= -2√2* -8= 16√2
b) ∛(-4)*2=∛-8= -2
√-8*(-4)*2=√64=8
∛-4*2=∛-8=-2
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a) √64 = 8
b) -2
a) √-8*(-4)* 2= -2√2* -8= 16√2
b) ∛(-4)*2=∛-8= -2
√-8*(-4)*2=√64=8
∛-4*2=∛-8=-2