Solve. Use the fact that the radius of the Earth is 3960 miles and 1 mile = 5280 feet.A guard tower at a state prison stands 114 feet tall. How far can a guard see from the top of the tower? Round to the nearest tenth of a mile.
A. 957 mi
B. 18.5 mi
C. 5600.3 mi
D. 13.1 mi
Answer: D
Mathematics
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Perform the following operations in the proper order. Write your answer in simplest form.
A. - 
B. undefined
C. - 
D. - 
Mathematics
Given that 
, it follows that 
.
Answer the following statement true (T) or false (F)
Mathematics
Find only the rational zeros.f(x) = x5 - 5x4 - 3x3 + 15x2 - 4x + 20
A. -5, 2, -2 B. 5, 2, 3 C. 5, 2, -2 D. No rational zeros
Mathematics
Solve the problem.In one country, it is estimated that in the year 2050, 9% of the population will be over 70. If the population of this country in 2050 is 446 million, how many people will be over 70?
A. 35.68 million B. 401.40 million C. 40.14 million D. 44.60 million
Mathematics