Question

(5-¹)-².(2⁴.5⁷):(2².5²^3) Qual é o valor da expressão?​

Answer 1

Resposta:

(5^-1)^-2 . (2^4.5^7):(2^2.5^2^3)

(5/1)^-2 . (2^4.5^7):(2^2.5^8)

(1/5)^2 . (2^4/2^2).(5^7/5^8)

(1/25) . (2^2.5^-1)

(1/25) . (4.(1/5)^1)

1/25 . (4.1/5)

1/25 . 4/5

4/125

0,032