State if the vectors a and b are perpendicular, parallel, or neither. If a and b are parallel, state whether they point in the same direction or in opposite directions.a = 
, b = 
A. Perpendicular
B. Parallel, opposite directions
C. Parallel, same direction
D. Neither
Answer: D
You might also like to view...
Solve the problem.Find the volume of the solid generated by revolving the region in the first quadrant bounded by the x-axis and the curve y = x cos x, 0 ? x ? ?/2 about the y-axis.
A. 
- 8?
B. 
- 4?
C. 
+ 2?2 - 4?
D. 
- 4?
If r is a positive number and the point (x, y) is in the indicated quadrant, decide whether the given ratio is positive or negative.II, 
A. Negative B. Positive
Provide an appropriate response.At what term will the geometric sequence 1, 2, 4, 8, . . . become greater than the arithmetic sequence 
Fill in the blank(s) with the appropriate word(s).
Solve the quadratic equation by completing the square.z2 + 8z - 5 = 0
A. -4 ± 
B. 4 + 
C. -4 ± 2
D. -1 ± 