Simplify and add or subtract wherever possible.
+ 
A. 3
B. 
C. 9
D. 6
Answer: D
Mathematics
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Change the mixed number to an improper fraction.-3
A. -
B. -
C. -
D. -
Mathematics
Solve the equation by completing the square.z2 + 10z + 4 = 0
A. 5 + 
B. 5 ± 
C. -10 + 
D. -5 ± 
Mathematics
Perform the indicated clock arithmetic.(-3) ? (-7) (12-hr clock)
A. 12 B. Does not exist C. 2 D. 0
Mathematics
Find the standard form of the equation of the ellipse satisfying the given conditions.Major axis horizontal with length 12; length of minor axis = 8; center (0, 0)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics