Express the sum using summation notation. Use a lower limit of summation, not necessarily 1, and k for the index of summation.
+ 
+ 
+ 
+ . . . + 
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem.The number of dislocated electric impulses per cubic inch in a transformer increases when lightning strikes according to 
where x is the time in milliseconds of the lightning strike. Find the number of dislocated impulses at x = 0 and x = 3.
A. 8800, 2,252,800 B. 8800, 105,600 C. 8800, 563,200 D. 35,200, 563,200
Solve the problem.The following information on Company X appears in a stock table. Find the 52-week high for Company X.
A. $28.07 B. $33.11 C. $20 D. $36.19
Simplify the exponential expression.x2y-3
A. y15x2
B. 
C. y3x2
D. 
Provide an appropriate response.S = 6l2 is the formula for the surface area S of a cube with sides of length l. You have wrapping paper with surface area S. What is the length of the side of the largest cube the wrapping paper can cover?
Fill in the blank(s) with the appropriate word(s).