Let f(t) be the solution of y' = y2t + y + et, f(0) = 2. If Euler's method with n = 4 is used to approximate f(t) for 
find f
.
A. 2(4 + 
)
B. 
+ y + e1/2
C. 3 + e2
D. 
E. none of these
Answer: D
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Locate the fraction on the number line.2 
A. 
B. 
C. 
D. 
Solve the problem.Tim needs to apply 2
gallons of herbicide per acre of soybeans. How many gallons of herbicide are needed for 388 acres?
A. 194
gallons
B. 196 gallons
C. 155
gallons
D. 970 gallons
Solve the problem.The stem-and-leaf plot below displays the ages of 30 attorneys at a small law firm. 
What is the age of the oldest attorney? What is the age of the youngest attorney?
A. The oldest attorney is 92 years old. The youngest attorney is 21 years old. B. The oldest attorney is 81 years old. The youngest attorney is 38 years old. C. The oldest attorney is 72 years old. The youngest attorney is 49 years old. D. The oldest attorney is 82 years old. The youngest attorney is 39 years old.
Solve the equation.3(6 + 3x) = 
A. 9
B. 
C. -3
D. 3