A computer password consists of any five capital letters from the ordinary English alphabet (A through Z).How many different passwords have no repeated letters?
A. 26 × 25 × 24 × 23 × 22
B. 25
C. 26 × 5
D. 265
E. none of these
Answer: A
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Solve the problem.How many 4-digit numbers can be formed using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, if repetitions of digits are allowed?
A. 8999 B. 256 C. 10,000 D. 9000
Solve the problem.A fully cooked turkey is taken out of an oven set at 200°C (Celsius) and placed in a sink of chilled water of temperature 4°C. After 3 minutes, the temperature of the turkey is measured to be 50°C. How long (to the nearest minute) will it take for the temperature of the turkey to reach 15°C? Assume the cooling follows Newton's Law of Cooling: U = T + (Uo - T)ekt.(Round your answer to the nearest minute.)
Fill in the blank(s) with the appropriate word(s).
Evaluate the function at the indicated value.Find 
when f(x) = 4x - 3.
A. 4
B. 0
C. 4 + 
D. 4 + 
Use the graph of the relation to identify the domain and range.y = |x| - 5
A. domain: (-?, ?) range: (-?, ?) B. domain: (-?, ?) range: (-5, 5) C. domain: (-?, ?) range: (-5, ?) D. domain: (-?, ?) range: [-5, ?)