- π (9)² + π (9) (10)
1 answer:
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Answer:
1.1881376(10^{13}
Step-by-step explanation:
Given that a serial number for a TV begins with three letters, is followed by six numbers, and ends in one letter.
Assume the letters and numbers can be repeated
Number of letters available are 26 and numbers available are 10 starting from 0 to 9.
First letter can be any of the 26 letters. Thus any letter selected has 26 choices and a number has 10 choices since repetition is allowed.
No of ways =
=