Evaluate the integral.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: D
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Find the length of the unknown segment labeled with the variable x.
?
A. x = 44 B. x = 11 C. x = 22 D. x = 33
The total numbers of Navy personnel N (in thousands) and Marines personnel M (in thousands) from 2000 through 2007 can be approximated by the models
?
and 
?
where t represents the year, with t = 0 corresponding to 2000.
Find and interpret 
.
?
A. 
, which represents the difference between the number of Navy personnel and the number of Marines personnel.
B. 
, which represents the difference between the number of Navy personnel and the number of Marines personnel.
C. 
, which represents the difference between the number of Navy personnel and the number of Marines personnel.
D. 
, which represents the difference between the number of Navy personnel and the number of Marines personnel.
E. 
, which represents the difference between the number of Navy personnel and the number of Marines personnel.
Find the length of the third side of the right triangle. Assume that c represents the length of the hypotenuse. Give an exact answer and, if appropriate, an approximation to three decimal places.b = 2, c = 4
A. a = 2
B. a = 
; a ? 3.464
C. a = 
; a ? 2.449
D. a = 
; a ? 2.828
Solve the system by graphing. 3x + 2y = 5-6x - 4y = 5
A. (1.5, -1) B. No solution C. (-1.5, -1) D. (1, 1)