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13-04-2021
Mathematics

contestada

(6.8 X10)–(7.2 X 10)
1.1 X 104
X 10
Go to two decimal places

68 X1072 X 10 11 X 104 X 10 Go to two decimal places class=

Respuesta :

18-04-2021

Answer:

5.53 * 10^-1

Step-by-step explanation:

[(6.8 * 10^3) - (7.2 * 10^2)] ÷ 1.1 * 10^4

(6800 - 720) ÷ 11000

6080 ÷ 11000

6.08 * 10^3 ÷ 1.1 * 10^4

(6.08 ÷ 1.1) * 10^3-4

5.527 * 10^-1

= 5.53 * 10^-1

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