Solve the problem.The rate of growth of a microbe population is given by 
where x is time in days. What is the net growth between day 3 and day 7?
A. 222,613,544
B. 111,306,789
C. 117,238,789
D. 222,613,533
Answer: C
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Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the 
. y = 
, y = - x + 7
A. 
?
B. 
?
C. 
?
D. 30?
Solve the problem.The expression 
gives the equivalent degrees Fahrenheit for C degrees Celsius. Evaluate this expression when
to find the equivalent temperature in degrees Fahrenheit.
A. 122 B. 121 C. 112 D. 132
Solve the equation by multiplying both sides by the LCD.x - 7 = 
A. {-8, 1}
B. 
C. 
D. {-1, 8}
A satellite is circling 145 miles above the earth, as shown in the figure. When the satellite is directly above point B, angle A is found to be 74.8º. Use this information to find the radius of the earth. Apply the rules regarding the use of significant digits when determining your answers.
?
?
Earth's radius = __________ mi
Fill in the blank(s) with the appropriate word(s).