Solve the problem.How many five-digit counting numbers contain at least one 6?
A. 37,512
B. 40,951
C. 49,049
D. 30,951
Answer: A
Mathematics
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Find  figures 4.png)
(t) for the function given.
r(t) = 2i+sintj+costk
Mathematics
Solve the problem.Jason is paid $500 per month plus a commission of 4% of the first $2,500 of his sales, and 6% of his sales over $2,500. Last month his sales totaled 
Find Jason's wages for the month.
A. $3004.00 B. $1539.00 C. $2065.00 D. $1389.00
Mathematics
Find the focus and directrix of the parabola with the given equation.y2 = -36x
A. Focus: (0, 9), directrix: y = -9 B. Focus: (-9, 0), directrix: x = 9 C. Focus: (9, 0), directrix: x = -9 D. Focus: (0, -9), directrix: y = 9
Mathematics
Eliminate the parameter t from the following and then sketch the graph:
?
?
A. 
B.
C.
D.
E.
Mathematics