Question

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Calcule:
a) 64½
b) 400½
c) 8⅔
d) (16/25)½
e) 100^౦,5
f) 625^౦,25
g) 32⅓
h) (8/27)⅓

Answer 1

a) 64½ =
√64 = ± 8

b) 400½ =
√400 = ± 20

c) 8⅔ =
³√8² =
³√2⁶ = 4

d) (16/25)½ =
√16 ÷ √25 = ± ⁴/₅

e) 100⁰,⁵ =
√100 = ± 10

f) 625⁰,²⁵ =
⁴√625 = ± 5

g) 32⅓ =
³√32 = 2√2

h) (8/27)⅓ =
³√8 ÷ ³√27 = ²/₃