Solve the problem.The annual revenue and cost functions for a manufacturer of precision gauges are approximately 
and 
where x denotes the number of gauges made. What is the maximum annual profit?
A. $1,403,333
B. $1,203,333
C. $1,303,333
D. $1,103,333
Answer: D
Mathematics
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Write the given iterated integral as an iterated integral with the order of integration interchanged.
A. 
B. 
C. 
D. 
Mathematics
FInd the tangential and normal components of the acceleration.r(t) = (t - 7)i + (ln(sec t) - 1)j + 2k, -?/2 < t < ?/2
A. a = (cos t)T + (cos t)N B. a = (csc t)T + (sec t)N C. a = (sec t tan t)T + (sec t)N D. a = (sec2 t)T + (cos t)N
Mathematics
Solve for y.10x - 3y = 10
A. y = 
B. y = 10x - 13
C. y = 10x + 13
D. y = 
Mathematics
Solve for x and graph the solution.x - 7 < -18
A. x ? -11
B. x > -11 
C. x ? -11 
D. x < -11
Mathematics