Solve the problem.How long will it take for the population of a certain country to double if its annual growth rate is 5.1%? Use the exponential growth model   Round to the nearest year.

A. 1 yr
B. 6 yr
C. 14 yr
D. 39 yr


Answer: C

Mathematics

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Solve the equation. +  = 5

A. - , -10
B. , -10
C. - , 10
D. 2, 10

Mathematics

Find the exact value of the expression.sin-1 

A.
B.
C.
D. ?

Mathematics

Evaluate the exponential expression.-120

A. 20 B. -1 C. -20 D. 1

Mathematics

For the given figure, find the ratio of the length of the longest side to the length of the shortest side. Write the ratio as a fraction in lowest terms.A = 19 inchesB = 9 inchesC = 18 inches

A.
B.  
C.  
D.  

Mathematics