Question

1.Oblicz:

d) (√5)⁻⁴ =

e) √6⁻⁸ =

f) √(-6)⁻⁸ =

g) (√11)⁻⁴ =

h) √11⁻⁴ =

2.Oblicz:

a) ³√27 =

b) ³√-27 =

c) ³√(-3)³ =

d) (³√-3))³ =

e) ³√-2⁶ =

f) ³√(-2)⁶ =

g) (³√-2)⁶ =

h) -(³√2)⁶

Pomocy ! Daj naj !

Answer 1

1.

d) = ( 1 / √5 )⁴= 1 / 25

e) = √ ( 1/6 )⁸ = 1 / 1296

f) = √ (-6) ⁻⁸ = √ ( -1/6 )⁸ = 1 / 1296

g) = ( 1 / √11 )⁴= 1 / 121

h) = √ ( 1 / 11 )⁴= 1 / 121

 

2.

a) = 3

b) = -3

c) = -3

d) = -3

e) = -8

f) = 8

g) = 4

h) = -4