Use the given zero to write P(x) as a product of linear and irreducible quadratic factors.P(x) = x5 + 9x4 + 56x3 + 324x2 + 720x + 432, zero: 6i
A. (x + 1)(x + 2)(x + 6)(x2 + 36)
B. (x + 1)(x - 2)(x - 6)(x2 + 36)
C. (x - 1)(x + 2)(x + 6)(x2 + 36)
D. (x + 1)(x + 2)(x + 6)(x + 6)(x - 6)
Answer: A
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Evaluate the geometric series or state that it diverges.
+ 
2 + 
3 + 
4 + 
5 + . . .
A. 
B. 
C. 
D. diverges
Solve the problem.A rotating beacon is located a distance d from a long wall. The distance d is given by 
, where t is the time measured in seconds since the beacon started rotating. Solve the equation for t.
A. t = 2? arctan 
B. t = 
tan 
C. t = 
arctan 
D. t = 2? tan 
The hyperbola shown in the calculator-generated graph was graphed in function mode with a square viewing window. What are the two functions y1 and y2 that were used to obtain the graph whose equation is given?
10
-10
A. y1 = 
, y2 = - 
B. y1 = 
, y2 = - 
C. y1 = 
, y2 = - 
D. y1 = 
, y2 = - 
Solve the logarithmic equation 
algebraically.
a. 1,000 b. 1,000,000 c. 10,000 d. 100,000