Solve the variation problem.The distance it takes to stop a car varies directly as the square of the speed of the car. If it takes 112 feet for a car traveling at 40 miles per hour to stop, what distance is required for a speed of 
per hour?
A. 204.46 feet
B. 204.12 feet
C. 216.42 feet
D. 174.96 feet
Answer: B
Mathematics
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For the series given, determine how large n must be so that using the nth partial sum to approximate the series gives an error of no more than the stated error.
; En ? 0.000025
A. 19 B. 24 C. 26 D. 13,824
Mathematics
Find a formula for the nth partial sum of the series and use it to find the series' sum if the series converges.
+ 
+ 
+ ... + 
+ ...
A. 
; 
B. 
; 
C. 
; 
D. 
; 
Mathematics
Simplify.
A. 
B. 
C. 
D. 1
Mathematics
Write the expression without parentheses.-(-4m + 5n - 9p)
A. -4m + 5n + 9p B. 4m - 5n - 9p C. 4m - 5n + 9p D. -4m + 5n - 9p
Mathematics