Solve the problem.How many 10-digit telephone numbers (area code + number) are possible if the first digit cannot be zero, the first three digits cannot be 800 or 900, and the number must end in 0000?
A. 900,000
B. 898,000
C. 654,642
D. 899,000
Answer: B
Mathematics
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Find all points where the function is discontinuous.
A. x = 3 B. None C. x = 0, x = 3 D. x = 0
Mathematics
Solve the equation. Check your solution.2(y - 9) = 3y - 18
A. {18} B. {-36} C. {0} D. {-18}
Mathematics
Write the fraction.Of the 157 students at a high school, 35 are freshmen. What fraction of the students are NOT freshmen?
A. 
B. 
C. 
D. 
Mathematics
The graph of a function is given. Determine whether the function is increasing, decreasing, or constant on the given interval.(- 2, - 1)
A. increasing B. decreasing C. constant
Mathematics