Find the nth, or general, term.1, 
, 
, . . .
A. 1 - 
n
B. 
C. 
D. 
Answer: D
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Graph the function. Specify the intervals over which the function is increasing and the intervals where it is decreasing.y = -4
A. Decreasing -? < x < ?
B. Increasing 0 ? x < ?
C. Increasing 0 ? x < ?
D. Decreasing 0 ? x < ?
Use the properties of parallel lines to solve the problem.Line p is parallel to line q. If ?8 = 45°, find the measure of each angle.
A. ?2, ?4, ?6 all measure 45°; ?1, ?3, ?5, ?7 all measure 145° B. ?2, ?4, ?6 all measure 45°; ?1, ?3, ?5, ?7 all measure 45° C. ?2, ?4, ?6 all measure 45°; ?1, ?3, ?5, ?7 all measure 135° D. ?5, ?6, ?7 all measure 45°; ?1, ?2, ?3, ?4 all measure 135°
Multiply.(6 + 6i)(2 + 4i)
A. 24i2 + 36i + 12 B. -12 - 36i C. -12 + 36i D. 36 - 12i
The following system does not have a unique solution. Solve the system.
A. x = 0, y = -8, z = 0
B. inconsistent system, no solution
C. x = - 
, y = 
, z = 1
D. infinitely many solutions of the form x = - 
z, y = -8 - 
z, z = z