Solve the quadratic equation.x2 - x = 42
A. 1, 42
B. 6, 7
C. -6, -7
D. -6, 7
Answer: D
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Find the distance between the pair of points. Give an exact answer.(7, 4) and (-6, -5)
A. 88
units
B. 5
units
C. 88 units
D. 4 units
For the function find the maximum number of real zeros that the function can have, the maximum number of x-intercepts that the function can have, and the maximum number of turning points that the graph of the function can have. f(x) = 16x4 - 8 + 0.19x2 - 5x
A. 2; 2; 1 B. 3; 3; 2 C. 4; 4; 3 D. 3; 3; 3
Fill in the blank with one of the words or phrases listed below.
The 
written i, is the number whose square is -1.
A. complex number B. imaginary unit C. conjugate D. radicand
Let 
, and consider the system 
. The critical point 
of the system is a spiral point. The origin is
Select the correct answer.
?
A. unstable, and the solutions recede from the origin clockwise as 
.
B. unstable, and the solutions recede from the origin counter-clockwise as .
C. stable, and the solutions approach the origin clockwise as .
D. stable, and the solutions approach the origin counter-clockwise as .
E. none of the above