Find the indefinite integral using a table of integration formulas.
dx
A. ln 
+ C
B. 
ln 
+ C
C. ln 
+ C
D. 
ln 
+ C
Answer: A
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Add the given vectors by using the trigonometric functions and the Pythagorean theorem.A = 26.1, ? = 7.39 °B = 22.6, ? = 7.29 °C = 18.1, ? = 2.27 °
A. R = 66.8, ? = 84 ° B. R = 66.8, ? = 5.97 ° C. R = 66.8, ? = 186 ° D. R = 8.6, ? = 5.97 °
Refer to the weighted voting system 
and the Shapley-Shubik definition of power. (The four players will be called P1, P2, P3, and P4.)The number of sequential coalitions is
A. 16. B. 24. C. 6. D. 31. E. none of these
Find all real and imaginary solutions.x3 + 6x2 - 2x - 12 = 0
A. {-
, ±
}
B. {-6, ±2}
C. {-
, ±2}
D. {-6, ±
}
The pH of a solution is given by the formula 
, where 
is the concentration of hydrogen ions in moles per liter in the solution. Use this formula to solve the problem.The pH value of a substance is 5.42. Find the hydrogen-ion concentration for this substance.
A. 263,026.8 B. 1.7 C. 0.2 D. 0.0000038