Solve the problem.The number N, in millions of Americans of age x with arthritis, is estimated with the following graph.
Give the age(s) at which there are 2 million people with arthritis.
A. 46 and 80
B. 35 and 80
C. 45 and 65
D. 46
Answer: A
Mathematics
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Use the graph to evaluate the limit.
f(x)
A. - 
B. -1
C. ?
D. 
Mathematics
Determine the number of significant digits in the given approximate number.587,000,000
A. 9 B. 5 C. 3 D. 8
Mathematics
Simplify the rational expression.
A. 
B. 
C. 
D. 
Mathematics
Find the zeros of f(x), given that one zero is k.f(x) = x4 - 12x2 - 64
k = -2i
A. ±2i, ±4i B. ±2i, ±8i C. ±2i, ±4 D. ±2i, ±8
Mathematics