Add.
+
+
-
-
-
+
-
-
A. 3a3 - 4a2 - 10a
B. 4a3 + 4a2 - 9a
C. -3a3 - 7a2 - 9a
D. 3a3 - 4a2 - 9a
E. 3a3 + 4a2 - 10a
Answer: D
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Find the first four nonzero terms of the Maclaurin expansion of the given function.f(x) = cos x3
A. x + 3x + 
+ 
+ ...
B. 1 - x3 + 
- 
+ ...
C. 1 + 3x + 
+ 
+ ...
D. 1 - 
+ 
- 
+ ...
Solve the problem.A population is increasing according to the exponential function defined by y = 3e.04x, where y is in millions and x is the number of years. Which of the following should be done in order to answer the question "How large will the population be in 3 months?"
A. Solve 3e.04x = 1/4. B. Evaluate y = 3e.04(3). C. Evaluate y = 3e.04(1/4). D. Solve 3e.04x = 3.
Solve. Write a mixed numeral for the answer.A rectangular lot measures 286
feet by 220
feet. A building with dimensions of 120 feet by 35
feet is built on the lot. How much area is left over?
A. 58,935
ft2
B. 58,630
ft2
C. 58,719
ft2
D. 58,846
ft2
Solve the problem.A $122,000 trust is to be invested in bonds paying 9%, CDs paying 8%, and mortgages paying 10%. The bond and CD investment together must equal the mortgage investment. To earn a $11,240 annual income from the investments, how much should the bank invest in bonds?
A. $26,000 B. $24,000 C. $35,000 D. $61,000