Decide whether the given sequence is finite or infinite.a1= 4, a2= 10; for n ? 3, an= 2?an-1+ 7?an-2
A. Finite
B. Infinite
Answer: B
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Solve the problem.Assume that a population is growing initially at a rate of 5.5%. If P2 = 0.72, use the logistic growth model to compute the value of P3.
A. 0.78 B. 0.85 C. 0.70 D. 0.73
Solve.
- 
= 1
A. 3 B. No solution C. 3, -1 D. -3, -1
Find the extreme values of the function subject to the given constraint.
A. Maximum: 18 at 
minimum: -18 at 
B. Maximum: 4 at 
minimum: -4 at 
C. Maximum: 18 at 
minimum: -18 at 
D. Maximum: 4 at 
minimum: -4 at 
Solve the variation problem.The intensity of a radio signal from a radio station varies inversely as the square of the distance from the station. If the intensity is 8000 units at a distance of 2 miles, what will it be at a distance of 13 miles? Round to the nearest unit.
A. 215 units B. 153 units C. 189 units D. 172 units