Solve the problem.A rumor spreads through a community of 800 people at the rate 
= 0.1(800 - N)N1/2where N is the number of people who have heard the rumor at time t (in hours). Use Euler's method with h = 0.5 to find the number who have heard the rumor after 1.5 hours, if 1 person heard it initially.
A. about 681 people
B. about 702 people
C. about 711 people
D. about 719 people
Answer: D
Mathematics
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Round the number as indicated.6,450,547 to the nearest million
A. 10,000,000 B. 5,000,000 C. 7,000,000 D. 6,000,000
Mathematics
Eliminate the parameter. Write the resulting equation in standard form.An ellipse: x = 3 + 4 cos t, y = 4 + 6 sin t
A. (x - 3)2 + (y - 4)2 = 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Determine whether a linear model, a quadratic model, or neither type of model would be reasonable for modeling the data depicted by the scattergram.
A. Linear B. Quadratic C. Neither
Mathematics
Solve the equation.0.50x - 0.20(50 + x) = 0.16(50)
A. 50 B. 60 C. 30 D. 70
Mathematics