Mathematics, 08.04.2020 00:54 Cooldude3966
A security alarm requires a four-digit code. The code can use the digits 0–9 and the digits cannot be repeated. Which expression can be used to determine the probability of the alarm code beginning with a number greater than 7? A. (2 P 1) (9 P 3) /10 P 4 B. (2 C 1) (9 C 3)/10 C 4 C. (10 P 1) (9 P 3)/10 P 4 D.(10 C 1) (9 C 3)/10 C 4
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A security alarm requires a four-digit code. The code can use the digits 0–9 and the digits cannot b...
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