Subtract.-13.8 - 13.9
A. 27.7
B. 0.1
C. -0.1
D. -27.7
Answer: D
Mathematics
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Graph.y2 - x2 - 4y + 12x - 57 = 0 
A. 
B. 
C. 
D. 
Mathematics
Use De Morgan's laws to write a statement that is equivalent to the given statement. ~(p ? ~q)
A. ~p ? ~q B. p ? ~q C. ~p ? q D. ~p ? ~q
Mathematics
Solve the problem.Find all values of h such that y will be in the subspace of ?3 spanned by v1, v2, v3 if v1 = 
, 
and 
A. h = -4 B. all h ? -4 C. h = -4 or 0 D. h = -16
Mathematics
Determine a parametric representation for the given plane curve. Answers may vary.
A. x = -t + 3, y = t + 5; 0 ? t ? 3 B. x = t + 3, y = -t + 5; 0 ? t ? 2 C. x = t + 3, y = -t + 5; 0 ? t ? 3 D. x = -t + 3, y = -t + 5; 0 ? t ? 2
Mathematics