Write the first five terms of the geometric sequence with the given information.an = 4an-1; a1 = 5
A. 4, 20, 80, 320, 1280
B. 5, 9, 13, 17, 21
C. 20, 80, 320, 1280, 5120
D. 5, 20, 80, 320, 1280
Answer: D
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Solve the problem.A surveyor standing 55 meters from the base of a building measures the angle to the top of the building and finds it to be 35°. The surveyor then measures the angle to the top of the radio tower on the building and finds that it is 49°. How tall is the radio tower?
A. 9.96 m B. 13.71 m C. 8.97 m D. 24.76 m
Provide an appropriate response.What is the value of 
for any values of the variables?
A. undefined B. -1 C. 0 D. 1
Estimate by rounding the addends to the nearest ten:
?
?
A. 420 B. 430 C. 410 D. 440
What percent of 0.600 grain is 0.250 grain? Round to the nearest tenth of a percent if necessary.
A. 24.0% B. 2.4% C. 41.7% D. 15.0% E. 1.5%