Solve the problem.The logistic growth model 
represents the population of a bacterium in a culture tube after t hours. When will the amount of bacteria be 610?
A. 10.21 hr
B. 4.43 hr
C. 1.62 hr
D. 7.4 hr
Answer: A
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Solve the problem.
= 21
A. 2.2455 B. 2.277 C. 2.3067 D. 1.4248
Identify the greatest common factor.3x2 + 15x
A. 3x2 B. 15x C. 3 D. 3x
Complete the following for the given f(x). (i) Find f(x + h). (ii) Find the difference quotient of f and simplify.f(x) = 10x2 + 10x - 9
A. (i) 10x2 + 10xh + 10h2 + 10x + 10h - 9 (ii) 10x + 6 + 20h B. (i) 10x2 + 20xh + 10h2 + 10x - 9 (ii) 20x + 10 C. (i) 10x2 + 20xh + 10h2 + 10x + 10h - 9 (ii) 20xh + 10h + 10h2 D. (i) 10x2 + 20xh + 10h2 + 10x + 10h - 9 (ii) 20x + 10h + 10
Solve.The time in hours it takes a satellite to complete an orbit around the earth varies directly as the radius of the orbit (from the center of the earth) and inversely as the orbital velocity. If a satellite completes an orbit 
above the earth in 
at a velocity of 
how long would it take a satellite to complete an orbit if it is at 
/> above the earth at a velocity of 
(Use 
as the radius of the earth.)
A. 50.48 hours
B. 7.67 hours
C. 26.67 hours
D. 266.69 hours