Question

Qual o valor de n em 4^16 * 5^25 = x * (10)^n, com 1 < x < 10?

Escolha uma:
a. 25
b. 24
c. 26
d. 27
e. 28

Answer 1

Ola Juliana

4^16*5^25 = 1280000000000000000000000000
1280000000000000000000000000 = 1.28*10^27 (D) 

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