Use the table of integrals or a computer or calculator with symbolic integration capabilities to find the integral.
dx
A. 
ln 
+ C
B. 
+ 
- 
ln(9x + 7) + C
C. 
ln 
+ C
D. 
ln 
+ C
Answer: A
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Find parametric equations for the line described below.The line through the point P(3, -3, 4) parallel to the vector 
A. x = 7t - 3, y = 3t + 3, z = -8t - 4 B. x = -7t + 3, y = 3t - 3, z = -8t + 4 C. x = -7t - 3, y =3t + 3, z = -8t - 4 D. x = 7t + 3, y = 3t - 3, z = -8t + 4
Use the theoretical probability formula to solve the problem. Express the probability as a fraction reduced to lowest terms.A die is rolled. The set of equally likely outcomes is {1, 2, 3, 4, 5, 6}. Find the probability of getting a 3.
A. 
B. 0
C. 3
D. 
Find the difference.b + a, for a = -1 and b = 0
A. 1 B. 0 C. -1 D. -10
Find the least common denominator (LCD).
, 
A. (x - 6)(x + 1) B. (x + 2)(x - 6) C. (x + 2)(x - 6)(x + 1) D. (x - 2)(x + 6)(x + 1)