Multiply the complex numbers and simplify powers of i.( 5 + 
i )( 5 - 
i )
A. 25 + 6i
B. 31
C. 61
D. 19
Answer: B
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Determine whether the graph has an Euler path that begins and ends at different vertices. If the graph has such a path, say at which vertices the path must begin and end.
A. No B. Yes; E and F C. Yes; E and H D. Yes; A and H
The bearing of a line segment is the acute angle that the line segment makes with a northsouth line. If the bearing of is N 70° E and the bearing of is S 32The bearing of a line segment is the acute angle that the line segment makes with a northsouth line. If the bearing of is N 70° E and the bearing of is S 32° W, what is the measure of the obtuse angle;?QPR? W, what is the measure of the obtuse angle;?QPR?
What will be an ideal response?
Insert the decimal point in the appropriate place.
A. 
B. 
C. 
D. 
Solve the absolute value equation.
= 0
A. {9, -9} B. {-9} C. {9} D. ?