Solve the problem.The number of periods needed to double an investment when a lump sum is invested at 2%, compounded semiannually, is given by n = 
. Find the number of years before the investment doubles in value, to the nearest tenth of a year.
A. 34.8 yr
B. 139.3 yr
C. 69.7 yr
D. 17.4 yr
Answer: A
Mathematics
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, find 5A.
A.
B. 
C. 
D. 
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Write an equation in slope-intercept form for the line shown.
A. y = 6x
B. y = -6x
C. y = - 
x
D. y = 
x
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Classify the number as rational or irrational.- 
A. Rational B. Irrational
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Find dy for the given values of x and ?x.y = 
; x = 10, ?x = 0.1
A. 
B. 
C. 
D. 
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