Question: a) How many license plates can be made using either two or three letters followed by either two or three digits and contain no

a) How many license plates can be made using either two or

a) How many license plates can be made using either two or three letters followed by either two or three digits and contain no letter or digit twice? b)A test contains 100 true/false questions. How many different ways can a student answer the questions on the test, if answers may be left blank? c) Use recurrence relation to solve this problem A bank pays 6 % interest annually on savings, compounding the interest yearly. If we deposit $1000, how much will this deposit be worth 12 years later?

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