Question

Como resolver estas contas ?

Answer 1

Resposta:

a)

⁴√6561 =⁴√(9^4) =9

b)

12³=12*12*12 =1728

c)

∛1331 =∛11³=11

d)

(36)^(4/8)

(6²)^(4/8)

(6)^[(4*2)/8]

(6)^(8/8)

6^(1)

=6

e)

64^(3/6)

(8²)^(3/6)

8^(2*3/6)

8^(1)

=8

f)

64^(2/12)

(2⁶)^(2/12)

2^(6*2/12)

2^(1)

=2

Answer 2

Resposta:

A) 4√6561= 4√3^ 8 = 3^ 8/4 = 3^ 2= 9

B) 12^ 3= 1728

C) 3√1331= 3√11^ 3= 11^ 3/3= 11

D) 36^ 3/6= 6^2  --> 6^2×3/6 --> 6^ 6/6 = 6

E) 64^ 3/6= 2^6 --> 2^ 6×3/6 --> 2^ 18/6 = 8

F) 64^ 2/12= 2^6 --> 2^ 6×2/12 --> 2^ 12/12 = 2