Find dy for the given values of x and dx.y = 2x - 1, x = 2, dx = 1
A. 2
B. 4
C. 3
D. 1
Answer: A
Mathematics
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Provide an appropriate response.True or False? Within the next decade, world population will grow by more than eight times the current population of the United States.
A. True B. False
Mathematics
Find the quantity indicated.x varies inversely as y2. If x = 4 when y = 10, find x when y = 2.
A. x = 100 B. x = 5 C. x = 80 D. x = 16
Mathematics
Solve the problem.Find the current I when the impedance is Z = -7 - 2j and voltage is V = 2j. (Z = 
)
A. - 1 + 
j
B. - 
- 
j
C. 4 - 14j
D. - 
- 
j
Mathematics
Solve.The graph shows Big D sales, in thousands of dollars, for two consecutive years. Which month in 
had the highest sales?Big D Sales
Month
A. Month 2 B. Month 7 C. Month 6 D. Month 12
Mathematics