Solve the problem.How many different 8-letter codes are there if only the letters A, B, C, D, E, F, G, H, and I can be used and no letter can be used more than once?
A. 8
B. 43,046,721
C. 362,880
D. 9
Answer: C
Mathematics
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Set y = 0 and solve the resulting equation.
a. y = -3, 9 b. y = 2 c. y = -3, 8 d. y =8 e. y = 9
Mathematics
Multiply.-5
(
- 3)
A. -5y - 15
B. -5y + 15
C. -5y + 
D. -5
+ 15y
Mathematics
Choose the most reasonable unit of measure.An apple: 363 
(mg, g, or kg)
A. mg B. g C. kg
Mathematics
Simplify the expression.16-7/4
A. -16,384
B. 
C. -128
D. - 
Mathematics