Solve the problem.How many 5-digit numbers can be formed using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9 if the first digit cannot be 0? Repeated digits are allowed.

A. 59,049
B. 45,360
C. 90,000
D. 15,120


Answer: C

Mathematics

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