Solve the problem.The number of dislocated electric impulses per cubic inch in a transformer increases when lightning strikes by D = 4300(2)x, where x is the time in milliseconds of the lightning strike. Find the number of dislocated impulses at x = 0 and x = 5.
A. 4300, 17,200
B. 8600, 137,600
C. 4300, 137,600
D. 4300, 43,000
Answer: C
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True or false?The interquartile range of a data set, Q3 - Q1, is less sensitive to outliers (extreme values) than the range.
A. True B. False
Solve the equation for y.3x - 6y + 7 = 0
A. y = 
B. y = - 
C. y = 
D. y = 
Solve each of the following systems of equations. If the system is inconsistent or dependent, say so.7x - 5y = 305x + 2y = -12
A. (0, -6) B. (0, -5) C. (-1, -5) D. No solution
Solve the problem.An equal number of shaded and nonshaded discs are lined up in a row with all the shaded discs together and all the nonshaded discs together. Switching just 2 adjacent discs at a time, find the minimum number of moves required to arrange the discs so that shaded and nonshaded discs alternate. Use the pattern below to solve.
If the total number of discs in the row is 12, the number of moves needed is 
.Look for a pattern.If the number of discs in the row is 2n, how many moves are needed?
A. 23; 3n + 1
B. 15; 
C. 21; 
D. 13; 
- 2