Solve.A credit company allocates 8-digit account numbers such as 1122-3421 where the digits 1 through 9 are used. How many different account numbers can there be?
A. 220,345
B. 13,440
C. 40,320
D. 43,046,721
Answer: D
Mathematics
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Find the equation of the line in slope-intercept form.The line through (2, 3) with slope 
A. y = 
x - 
B. y = 
x + 
C. y = - 
x - 
D. y = 
x + 
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A. - 
- 
B. - 
- 
C. 
+ 
D. - 
- 
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Use the information given in the figure.
How many are in B or C?
A. 48 B. 54 C. 3 D. 56
Mathematics