Solve the problem.The rate of infection of a disease (in people per month) is given by the function  where t is the time in months since the disease broke out. Find the total number of infected people over the first  of the disease.

A. 724
B. 989
C. 494
D. 1448


Answer: A

Mathematics

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Find the volume of the described solid.The solid lies between planes perpendicular to the x-axis at x = - 6 and x = 6. The cross sections perpendicular to the x-axis are semicircles whose diameters run from  to 

A. 144? B. 288? C. 576? D. 72?

Mathematics

Solve the equation.3(3x - 1) = 12

A. 1
B.
C.  
D.  

Mathematics

Provide an appropriate response.Multiply: 384 × 608

A. 233,472 B. 512,672 C. 26,112 D. 313,582 E. none of the above

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Solve the equation. Give the solution to three decimal places.3 x - 1 = 20

A. {1.727} B. {7.667} C. {2.897} D. {3.727}

Mathematics