Solve.How long will it take for the population of a certain country to double if its annual growth rate is 
? Round to the nearest year.
A. 5 yr
B. 1 yr
C. 35 yr
D. 12 yr
Answer: D
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Solve the problem.Find the derivative of the function 
at the point 
in the direction in which the function increases most rapidly.
A. 
B. 
C. 
D. 3
Provide an appropriate response.Determine which technique would be the best initial step to verify each of the four identities below. Each of the identities involves a different technique as the initial step. 
= 
1 - 
= cos2 ? 
= 2 cot ? - 5 csc2 ? + tan2 ? - cot2 ? = sec2 ?Which of the following is not one of the four techniques required? I. Rewrite the
expression in terms of sines and cosines. II. Multiply the numerator and denominator of a quotient by the conjugate of the denominator. III. Use a Pythagorean identity. IV. Separate a quotient into one or more quotients. V. Use factoring techniques. A. technique III B. technique II C. technique V D. technique IV
Find the derivative.y = 
A. sec2 x 
B. sec x tan3/2 x
C. 
D. 
tan3/2 x
Find the APY corresponding to the given nominal rates.6% compounded daily (assume 365 days per year)
A. 6.2% B. 6.12% C. 7.03% D. 6.18%