Solve the problem.There are currently 53 million cars in a certain country, increasing exponentially by 1.6% annually. How many years will it take for this country to have 63 million cars? Round to the nearest year.
A. 4 yr
B. 11 yr
C. 144 yr
D. 6 yr
Answer: B
Mathematics
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Express in scientific notation.0.000001315
A. 1.315 × 10-6 B. 1.315 × 10-7 C. 1.315 × 10-5 D. 1.315 × 106
Mathematics
Graph the function.f(x) = ln x - 2 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Find a curve through the point (-12, 1) whose length integral, 1 ? y ? 2, is L = 
A. x = -12y5/2
B. x = 
C. x = 
D. x = -12
Mathematics
Find the surface area of the surface S.S is the surface 
x2 + 7z = 0 that lies above the region bounded by the x-axis, 
and y = x.
A. 
B. 
C. 7
D. 
Mathematics