Decide whether the pair of lines is parallel, perpendicular, or neither.3x - 4y = -28x + 6y = 16
A. parallel
B. perpendicular
C. neither
Answer: B
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Solve the problem. Round to the nearest hundredth of a percent if needed.In 1999 the stock market took big swings up and down. A survey of 979 adult investors asked how often they tracked their portfolio. The table shows the investor responses. What is the probability that an adult investor tracks his or her portfolio daily?
A. 28.40% B. 24.62% C. 23.29% D. 29.01%
Solve the equation.
= 3
A. {6} B. {1} C. {15} D. {3}
Write the conjugate 
of the complex number z. Then find z
.z = 1 + 7i
A. 
= 1 - 7i, z
= -48
B. 
= 1 - 7i, z
= 1 - 49i2
C. 
= 1 - 7i, z
= 50
D. 
= 1 - 7i, z
= 1 - 49i
Write the first five terms of the sequence whose nth term is shown.an = 2(3n - 2)
A. 2, 8, 14, 20, 26 B. -4, 2, 8, 14, 20 C. 2, 4, 6, 8, 10 D. 1, 4, 7, 10, 13