Solve the problem.Suppose the consumption of electricity grows at 7.4% per year, compounded continuously. Find the number of years before the use of electricity has tripled. Round the answer to the nearest hundredth.
A. 40.54 yr
B. 1.48 yr
C. 0.15 yr
D. 14.85 yr
Answer: D
Mathematics
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Provide an appropriate response.For approximately what values of x can tan-1 x be replaced by 
with an error of magnitude no greater than 
?
A. |x| < 0.43610 B. |x| < 0.37977 C. |x| < 0.44581 D. |x| < 0.38965
Mathematics
Sketch the curve.
+ 
= 1
A. 
B. 
C. 
D. 
Mathematics
Write an equation in slope-intercept form for the line shown.
A. y = -x - 4 B. y = x + 4 C. y = x - 4 D. y = -x + 4
Mathematics
Add. Use a number line only as a check.-83 + 29
A. 54 B. -54 C. 112 D. -112
Mathematics