Question

Pierwiastki ;

zad .1 Oblicz :

a)√1/9

b)√4/81

c)√16/49

d)√81/36

e)√1 24/25

f)√7 1/9

g)√2 ¼

h)√3 1/16

zad .2 Oblicz :

a)∛1/8

b)∛-27/64

c)∛125/8000

d)∛-343/216

e)∛3 3/8

f)∛-1 61/64

Z góry Dziękii .

Answer 1

Zad. 1

a) √1/9 = 1/3

b) √4/81 = 2/9

c) √16/49 = 4/7

d) √81/36 = 9/6 = 3/2 = 1 1/2

e) √1 24/25 = √49/25 = 7/5 = 1 2/5

f) √7 1/9 = √16/9 = 4/3 = 1 1/3           ; = 1,(3)

g) √2 1/4 = √9/4 = 3/2 = 1 1/2

h) √3 1/16 = √49/16 = 7/4 = 1 3/4

 

Zad. 2

a) ∛1/8 = 1/2

b) ∛-27/64 = -3/4

c) ∛125/8000 = 5/20 = 1/4

d) ∛-343/216 = -7/6 = -1 1/6

e) ∛3 3/8 = ∛27/8 = 3/2 = 1 1/2

f) ∛-1 61/64 = ∛-125/64 = -5/4 = -1 1/4

 

:)