You are setting system of programming codes for # universal TV remote control. Each code will have five digits and cannot include a 0 or repeat any digits. How many codes do not contain a b) have 3 as the third digit and 5 as the fifth digit? begin with an even digit? d) begin and end with an even digit? [5A|
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So, the total number of codes without a 0 is: 9 * 8 * 7 * 6 * 5 = 15,120 b) Show more…
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