Question: 1. You are setting up a system of programming codes for a universal TV remote. Each code will have five digits and cannot include a

1. You are setting up a system of programming codes for a universal TV remote. Each code will have five digits and cannot include a 0 or repeat digits. How many codes: (4 marks) a) do not have a 7? b) have 3 as the third digit and 5 as the fifth digit? c) begin with an even number? d) begin and end with an even number

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